Calipers, Inside and Outside 398

Cam Followers, Types of 260

Cams for Valve Actuation 259

Cam-shaft Bushings 456

Cam-shaft Design 313

Cam-shaft Drive Methods 261

Cam-shaft Testing 451

Cam-shafts and Timing Gears 456

Canton and Unne Engine 469

Carbon, Burning out with Oxygen 421

Carbon Deposits, Cause of 418

Carbon Removal 419

Carbon Scrapers, How Used 420

Carburetion Principles 112

Carburetion System Troubles 355

Carburetor, Claudel 127

Carburetor, Compound Nozzle Zenith 135

Carburetor, Concentric Float and Jet Type 125

Carburetor, Duplex Zenith 138

Carburetor, Duplex Zenith, Trouble in 357

Carburetor Installation, In Airplanes 148

Carburetor, Le Rhone 501

Carburetor, Master Multiple Jet 133

Carburetor, Schebler 125

Carburetor Troubles, How to Locate 354

Carburetor, Two Stage 131

Carburetor, What it Should Do 114

Carburetors, Float Feed 122

Carburetors, Multiple Nozzle 130

Carburetors, Notes on Adjustment 151

Carburetors, Reversing Position of 149

Carburetors, Spraying 120

Care of Dixie Magneto 188

Castor Oil, for Cylinder Lubrication 205

Castor Oil, Why Used In Gnome Engines 211

Center Gauge 403

Chisels, Forms of 384

Christensen Air Starting System 567

Circuits, Magnetic 161

Classification of Engines 458

Claudel Carburetor 127

Cleaning Distributor 180

Clearances Between Valve Stem and Actuators 261

Combustion Chamber Design 239

Combustion Chambers, Spherical 76

Common Tools, Outfit of 378

Comparing Two-cycle and Four-cycle Types 44

Compound Cam Followers 260

Compound Piston Rings 301

Compressed Air Starting System 565

Compression, Factors Limiting 69

Compression, in Explosive Motors, Value of 68

Compression Pressures, Chart for 72

Compression Temperature 71

Computations for Horse-power Needed 25

Computations for Temperature 52

Concentric Piston Ring 299

Concentric Valves 255

Connecting Rod Alignment, Testing 454

Connecting Rod, Conventional 308

Connecting Rod Forms 305

Connecting Rod, Gnome Engine 305

Connecting Rods, Fitting 449

Connecting Rods for Vee Engines 310

Connecting Rods, Le Rhone 498

Connecting Rods, Master 310

Constant Level Splash System 215

Construction of Dixie Magneto 186

Construction of Pistons 288

Conversion of Heat to Power 58

Cooling by Air 223

Cooling by Positive Water Circulation 224

Cooling, Heat Loss in 66

Cooling System Defects 358

Cooling Systems Used 223

Cooling Systems, Why Needed 219

Cotter Pin Pliers 384

Crank-case, Conventional 320

Crank-case Forms 320

Crank-case, Gnome 323

Crank-shaft, Built Up 315

Crank-shaft Construction 315

Crank-shaft Design 315

Crank-shaft Equalizer 449

Crank-shaft Form 315

Crank-shaft, Gnome Engine 483

Crank-shafts, Balanced 318

Crank-shafts, Ball Bearing 319

Cross Level 403

Crude Petroleum, Distillates of 111

Curtiss Aviation Engines 519

Curtiss Engine Installation 328

Curtiss Engine Repairing Tools 408

Cutting Oil Grooves 448

Cylinder Blocks, Advantages of 237

Cylinder Block, Duesenberg 235

Cylinder Castings, Individual 234

Cylinder Construction 233

Cylinder Faults and Correction 416

Cylinder Form and Crank-shaft Design 238

Cylinder Head Packings 417

Cylinder Head, Removable 239

Cylinder, I Head Form 248

Cylinder, L Head Form 248

Cylinder Oils 206

Cylinder Placing 20

Cylinder Placing in V Motor 99

Cylinder Retention, Gnome 475

Cylinder, T Head Form 248

Cylinders, Cast in Blocks 235

Cylinders, Odd Number in Rotary Engines 482

Cylinders, Repairing Scored 423

Cylinders, Valve Location in 245

D

Defects in Cylinders 417

Defects in Dry Battery 373

Defects in Fuel System 354

Defects in Induction Coil 373

Defects in Magneto 372

Defects in Storage Battery 372

Defects in Timer 373

Defects in Wiring and Remedies 373

Die Holder 394

Dies for Thread Cutting 395

Diesel Motor Cards 67

Diesel System 144

Direct Air Cooling 228

Dirigible Balloons 18

Dismantling Airplane Engine 415

Distillates of Crude Petroleum 111

Division of Circle in Degrees 268

Dixie Ignition Magneto 184

Dixie Magneto, Care of 188

Draining Oil From Crank-case 214

Drilling Machines 386

Drills, Types and Use 388

Driving Cam-shaft, Methods of 262

Dry Cell Battery, Defects in 373

Duesenberg Sixteen Valve Engine 525

Duesenberg Valve Action 255

Duplex Zenith Carburetor 138

E

Early Gnome Motor, Construction of 472

Early Ignition Systems 155

Early Types of Gas Engine 28

Early Vaporizer Forms 120

Eccentric Piston Ring 299

Economy, Factors Governing 64

Efficiency, Actual Heat 62

Efficiency, Maximum Theoretical 61

Efficiency, Mechanical 62

Efficiency of Internal Combustion Engine 60

Efficiency, Various Measures of 61

Eight-cylinder Engine 95

Eight-cylinder Timing Diagram 276

Electricity and Magnetism, Relation of 162

Electrical Ignition Best 156

Electric Starting Systems 569

Engine, Advantages of V Type 95

Engine Base Construction 319

Engine Bearings, Adjusting 443

Engine Bearings, Refitting 442

Engine Bed Timbers, Standard 330

Engine, Four-cycle, Action of 38

Engine, Four-cycle, Piston Movements in 40

Engine Functions, Duration of 93

Engine Ignition, Locating Troubles 353

Engine Installation, Gnome 344

Engine Installation, Anzani Radial 344

Engine Installation, Hall-Scott 332

Engine Installation, Rotary 342

Engine Operation, Sequence of 84

Engine Parts and Functions 80

Engine Starts Hard, Ignition Troubles Causing 369

Engine Stoppage, Causes of 347

Engine Temperatures 221

Engine Trouble Charts 369

Engine Troubles, Cooling 358

Engine Troubles, Hints For Locating 345

Engine Troubles, Ignition 353

Engine Troubles, Noisy Operation 359

Engine Troubles, Oiling 357

Engine Troubles Summarized 350

Engine, Two-cycle, Action of 41

Engines, Classification of 458

Engines, Cylinder Arrangement 31-32

Engines, Eight-cylinder V 95

Engines, Four-cylinder Forms 88

Engines, Graphic Comparison of 33-34-35

Engines, Internal Combustion, Types of 30

Engines, Multiple Cylinder, Power Delivery in 91

Engines, Multiple Cylinder, Why Best 83

Engines, Rotary Cylinder 107

Engines, Six-cylinder Forms 88

Engines, Twelve-cylinder 96

Equalizer, Crank-shaft 449

Exhaust Closing 270

Exhaust Valve Design, Early Gnome 475

Exhaust Valve Opening 270

Explosive Gases, Mixtures of 56

Explosive Motors, Inefficiency in 74

Explosive Motors, Why Best 27

F

Factors Governing Economy 64

Factors Limiting Compression 70

Faults in Ignition 352

Figuring Horse-power Needed 21

Files, Use and Care of 383

First Law of Gases 49

Fitting Bearings By Scraping 447

Fitting Brasses 450

Fitting Connecting Rods 449

Fitting Main Bearings 448

Fitting Piston Rings 439

Float Feed Carburetor Development 124

Float Feed Carburetors 122

Force Feed Oiling System 218

Forked Connecting Rods 310

Four-cycle Engine, Action of 38

Four-cycle Engine, Why Best 45

Fourteen-cylinder Engine 474

Four Valves Per Cylinder 284

Friction, Definition of 302

Fuel Feed By Gravity 116

Fuel Feed by Vacuum Tank 117

Fuel Storage and Supply 116

Fuel Strainers, Types of 141

Fuel Strainers, Utility of 140

Fuel System Faults 354

Fuel System Installation, Hall-Scott 336

Fuel System, Gnome 490

Fuel Utilization Chart 62

G

Gas Engine, Beau de Rocha's Principles 59

Gas Engine Development 28

Gas Engine, Early Forms of 48

Gas Engine, Inventors of 29

Gas Engine, Theory of 47

Gases, Compression of 49

Gases, First Law of 49

Gases, Second Law of 50

Gaskets, How to Use 452

Gasoline, Air Needed to Burn 113

Gas Engines, Parts of 80

Gas Vacuum Engine, Brown's 28

German Airplane Motors 543

German Gnome Type Engine 495

Gnome Aviation Engine, Early Form 472

Gnome Crank-shaft 483

Gnome Cylinder, Machining 489

Gnome Cylinder Retention 475

Gnome Engine, Fuel, Lubrication and Ignition 490

Gnome Engine, German Type 495

Gnome Engine Installation 344

Gnome Firing Order 482

Gnome Fourteen-cylinder, Engine 474

Gnome Fourteen-cylinder Engine Details 480

Gnome Monosoupape, How to Time 278

Gnome Monosoupape Type Engine 486

Graphic Comparison of Engine Types 33-34-35

Graphic Comparison, Two- and Four-cycle 46

Gravity Feed System 116

Grinding Valves 429

H

Hall-Scott Aviation Engines 539

Hall-Scott Engine Installation 332

Hall-Scott Engine, Preparations For Starting 341

Hall-Scott Engine Tools 410

Hall-Scott Lubrication System 211

Hall-Scott Statistic Sheet 544

Heat and Its Work 54

Heat in Gas Engine Cylinder 69

Heat Given to Cooling Water 78

Heat Loss, Causes of 74

Heat Loss in Airplane Engine 221

Heat Loss in Wall Cooling 65

High Altitude, How it Affects Power 144

High Tension Magneto 172

Hints For Locating Engine Troubles 345

Hints for Starting Engine 361

Hispano-Suiza Model A Engine 512

Horse-power Needed in Airplane 21

Horse-power Needed, How Figured 22

How An Engine is Timed 277

I

Ignition, Electric 156

Ignition, Elements of 157

Ignition of Gnome Engine 490

Ignition System, Battery 571

Ignition Systems, Early 155

Ignition System Faults 352

Ignition, Time of 273

Ignition, Two Spark 196

I Head Cylinders 248

Improvements in Gas Engines 29

Indicating Meters, Engine Speed 563

Indicating Meters, Oil and Air Pressure 563

Indicator Cards, How To Read 66

Indicator Cards, Value of 66

Individual Cylinder Castings 234

Induction Coil, Defects in 373

Inefficiency, Causes of 74

Inlet Valve Closing 272

Inlet Valve Opening 270

Installation, Airplane Engine 324

Installation, Curtiss OX-2 Engine 328

Installation, Hall-Scott Engine 332

Installation of Rotary Engines 342

Intake Manifold Construction 143

Intake Manifold Design 142

Internal Combustion Engine, Efficiency of 60, 62

Internal Combustion Engines, Main Types of 30

Inverted Engine Placing 325

Isothermal Diagram 51

Isothermal Law 48

K

Keeping Oil Out of Combustion Chamber 303

Knight Sleeve Valves 266

L

Lag and Lead, Explanation of 268

Lapping Crank-pins 445

Lead Given Exhaust Valve 270

Leak Proof Piston Rings 301

Lenoir Engine Action 48

Le Rhone Cams and Valve Actuation 500

Le Rhone Carburetor 501

Le Rhone Connecting Rod Assembly, Distinctive 498

Le Rhone Engine Action 503

Le Rhone Rotary Engine 495

L Head Cylinders 248

Liquid Fuels, Properties of 110

Locating Carburetor Troubles 354

Locating Engine Troubles 350

Locating Ignition Troubles 353

Locating Oiling Troubles 357

Location of Magneto Trouble 181

Losses in Wall Cooling 65

Lost Power and Overheating, Summary of Troubles Causing 363

Lubricants, Derivation of 204

Lubricants, Requirements of 204

Lubricating System Classification 208

Lubricating Systems, Selection of 208

Lubrication By Constant Level Splash System 215

Lubrication By Dry Crank-case Method 218

Lubrication By Force Feed Best 218

Lubrication of Magneto 180

Lubrication System, Gnome 490

Lubrication System, Hall-Scott 211

Lubrication System, Thomas-Morse 210

Lubrication, Theory of 202

Lubrication, Why Necessary 201

M

Magnetic Circuits 161

Magnetic Influence Defined 158

Magnetic Lines of Force 161

Magnetic Substances 158

Magnetism, Flow Through Armature 166

Magnetism, Fundamentals of 157

Magnetism, Relation to Electricity 162

Magneto, Action of High Tension 173

Magneto Armature Windings 168

Magneto, Basic Principles of 163

Magneto, Berling 174

Magneto, Defects in 372

Magneto Distributor, Cleaning 180

Magneto Ignition Systems 169

Magneto Ignition Wiring 179

Magneto Interrupter, Adjustment of 180

Magneto, Low Voltage 168

Magneto, Lubrication of 180

Magneto Maintenance 180

Magneto, Method of Driving 175

Magneto Parts and Functions 167

Magneto, The Dixie 184

Magneto Timing 179

Magneto, Timing Dixie 188

Magneto, Transformer System 171

Magneto Trouble, Location of 181

Magneto, True High Tension 172

Magneto, Two Spark Dual 177

Magnets, Forms of 160

Magnets, How Produced 162

Magnets, Properties of 159

Main Bearings, Fitting 448

Manifold, Intake 143

Master Multiple Jet Carburetor 133

Master Rod Construction 310

Maximum Theoretical Efficiency 61

Meaning of Piston Speed 241

Measures of Efficiency 61

Measuring Tools 397

Mechanical Efficiency 62

Mercedes Aviation Engine 543

Metering Pin Carburetor, Stewart 128

Micrometer Caliper, Beading 405

Micrometer Calipers, Types and Use 404

Mixture, Effect of Altitude on 153

Mixture, Proportions of 151

Mixture, Starvation of 149

Monosoupape Gnome Engine 486

Mother Bod, Gnome Engine 305

Motor Misfires, Carburetor Faults Causing 374

Motor Misfires, Ignition Troubles Causing 370

Motor Races, Carburetor Faults Causing 374

Motor Starts Hard, Carburetor Faults Causing 374

Motor Stops In Flight, Carburetor Faults 374

Motor Stops Without Warning, Ignition Troubles 370

Multiple Cylinder Engine, Why Best 83

Multiple Nozzle Vaporizers 129

Multiple Valve Advantages 286

N

Noisy Engine Operation, Causes of 359

Noisy Operation, Carburetor Faults Causing 374

Noisy Operation, Summary of Troubles Causing 365

O

Offset Cylinders, Reason for 243

Oil Bi-pass, Function of 213

Oil, Draining From Crank-case 214

Oil Grooves, Cutting 448

Oil Pressure in Hall-Scott System 214

Oil Pressure Relief Bi-pass 213

Oiling System Defects 357

Oils for Cylinder Lubrication 206

Oils for Hall-Scott Engine 215

Oils for Lubrication 204

Operating Principles of Engines 37

Oscillating Piston Pin 295

Otto Four-cycle Cards 67

Overhauling Aviation Engines 412

Overhead Cam-shaft Location 252

Overheating, Causes of 359

P

Panhard Concentric Valves 255

Petroleum, Distillates of 111

Piston, Differential 291

Piston Pin Retention 293

Piston Ring Construction 298

Piston Ring Joints 299

Piston Ring Manipulation 438

Piston Ring Troubles 437

Piston Rings, Compound 301

Piston Rings, Concentric 299

Piston Rings, Eccentric 299

Piston Rings, Fitting 439

Piston Rings, Leak Proof 301

Piston Rings, Replacing 441

Piston Speed in Airplane Engines 241

Piston Speed, Meaning of 241

Piston Troubles and Remedies 436

Pistons, Aluminum 296

Pistons, Details of 288

Pistons for Two-cycle Engines 289

Positive Valve Systems 283

Power, Affected by High Altitude 145

Power Delivery in Multiple Cylinder Engines 91

Power, How Obtained From Heat 58

Power Needed in Airplane Engines 21

Power Used in Airplanes 26

Precautions in Assembling Parts 452

Pressure Relief Fitting 213

Pressures and Temperatures 63

Principles of Carburetion 112

Principles of Magneto Action 163

Properties of Cylinder Oils 207

Properties of Liquid Fuels 110

Pump Circulation Systems 226

Pump Forms 226

R

Radial Cylinder Arrangement 103

Reading Indicator Cards 67

Reamers, Types and Use 392

Reassembling Parts, Precautions in 451

Removable Cylinder Head 239

Renault Air Cooled Engine 507

Renault Engine Details 508

Repairing Scored Cylinders 423

Requisites for Best Power Effect 59

Reseating and Truing Valves 426

Resistance, Influence of 22

Rotary Cylinder Engines 107

Rotary Engine, Le Rhone 495

Rotary Engines, Castor Oil for 211

Rotary Engines, Installing 342

Rotary Engines, Why Odd Number of Cylinders 109

Rotary Engines, Why Odd Number of Cylinders Is Used 482

S

S. A. E. Engine Bed Dimensions 330

Salmson Nine-cylinder Engine 470

Schebler Carburetor 125

Scissors Joint Rods 310

Scored Cylinders, Repairing 422

Scrapers, Types of Bearing 446

Scraping Bearings to Fit 447

Second Law of Gases 50

Sequence of Engine Operation 84

Six-cylinder Timing Diagram 275

Sixteen Valve Duesenberg Engine 525

Skipping or Irregular Operation, Causes of 367

Sliding Sleeve Valves 266

Spark Plug Air Gaps, Setting 197

Spark Plug, Design of 193

Spark Plug, Mica 194

Spark Plug, Porcelain 193

Spark Plugs, Defects in 371

Spark Plugs for Two Spark Ignition 197

Spark Plug, Special for Airplane Engine 199

Spark Plug, Standard S. A. E. 195

Spherical Combustion Chambers 76

Splash Lubrication 215

Split Pin Remover 384

Spraying Carburetors 120

Springless Valves 280

Springs, for Valves 263

Spring Winder 384

Sprung Cam-shaft, Testing 451

Stand for Supporting Engine 414

Starting Engine, Hints for 361

Starting Hall-Scott Engine 341

Starting System, Christensen 567

Starting Systems, Compressed Air 565

Starting Systems, Electric 569

Statistics, American Engines 546, 547

Statistic Sheet, Hall-Scott Engines 544

Statistics of Benz Engine 551

Steam Engine, Efficiency of 59

Steam Engine, Why Not Used 27

Steel Scale, Machinists' 399

Stewart Metering Pin Carburetor 128

Storage Battery, Defects in 372

Stroke and Bore Ratio 240

Sturtevant Model 5A Engine 515

Summary of Engine Types 30

Sunbeam Aviation Engines 588

Sunbeam Eighteen-Cylinder Engine 561

T

Tap and Die Sets 397

Taps for Thread Cutting 394

Tee Head Cylinders 247

Temperature Computations 52

Temperatures and Explosive Pressures 64

Temperatures and Pressures 63

Temperatures, Operating 221

Testing Bearing Parallelism 453

Testing Connecting Rod Alignment 454

Testing Fit of Bearings 446

Testing Sprung Cam-shaft 451

Theory of Gas Engine 47

Theory of Lubrication 203

Thermo-syphon Cooling System 227

Thomas-Morse Aviation Engine 521

Thomas-Morse Lubrication System 210

Thread Pitch Gauge 403

Time of Ignition 273

Timer, Defects in 373

Times of Explosion 56

Timing Dixie Magneto 188

Timing Gears, Effects of Wear 456

Timing Magneto 179

Timing Valves 267

Tool Outfits, Typical 408

Tools for Adjusting and Erecting 378

Tools for Bearing Work 445

Tools for Curtiss Engines 408

Tools for Grinding Valves 430

Tools for Hall-Scott Engines 410, 411

Tools for Measuring 397

Tools for Reseating Valves 426

Trouble in Carburetion System 355

Trouble, Location of Magneto 181

Troubles, Engine, How to Locate 345

Troubles, Ignition 353

Troubles in Oiling System 357

True High Tension Magneto 172

Twelve-Cylinder Engines 96

Two-and Four-Cycle Types, Comparison of 44

Two-Cycle Engine Action 41

Two-Cycle Three-Port Engine 43

Two-Cycle Two-Port Engine 42

Two-Spark Ignition 196

Two-Stage Carburetor 131

Types of Aircraft 17

Types of Internal Combustion Engines 30

V

Vacuum Fuel Feed, Stewart 119

Value of Compression 69

Value of Indicator Cards 66

Valve Actuation, Le Rhone 500

Valve Design and Construction 256

Valve-Grinding Processes 429

Valve-Lifting Cams 259

Valve-Lifting Plungers 260

Valve Location Practice 245

Valve Operating Means 252

Valve Operating System, Depreciation in 433

Valve Operation 258

Valve Removal and Inspection 424

Valve Seating, How to Test 432

Valve Springs 263

Valve Timing, Exhaust 270

Valve Timing, Gnome Monosoupape 278

Valve Timing, Intake 270

Valve Timing, Lag and Lead 269

Valve Timing Procedure 277

Valve Timing Practice 267

Valves, Electric Welded 258

Valves, Flat and Bevel Seat 257

Valves, Four per Cylinder 284

Valves, How Placed in Cylinder 247

Valves in Cages 249

Valves in Removable Heads 249

Valves, Materials Used for 258

Valves, Reseating 426

Vaporizer, Simple Forms of 120

V Engines, Cylinder Arrangement in 102

Vernier, How Used 401

W

Wall Cooling, Losses in 65

Water Cooling by Natural Circulation 227

Water Cooling System 224

Weight of Airplane Motors 21

Wiring, Defects in 373

Wiring Magneto Ignition System 179

Wisconsin Engines 531

Wrenches, Forms of 380

Wrist-pin Retention 293

Wrist-pin Retention Locks 295

Wrist-pin Wear and Remedy 442

Z

Zenith Carburetor, Action of 137

Zenith Duplex Carburetor, Troubles in 356

Zenith Carburetor Installation 139

LIST OF ILLUSTRATIONS

Frontispiece. Part Sectional View of Hall-Scott Airplane Motor, Showing

Principal Parts.

Fig. 1. Diagrams Illustrating Computations for Horse-Power Required for

Airplane Flight.

Fig. 2. Plate Showing Heavy, Slow Speed Internal Combustion Engines Used

Only for Stationary Power in Large Installations Giving Weight to

Horse-Power Ratio.

Fig. 3. Various Forms of Internal Combustion Engines Showing Decrease in

Weight to Horse-Power Ratio with Augmenting Speed of Rotation.

Fig. 4. Internal Combustion Engine Types of Extremely Fine Construction

and Refined Design, Showing Great Power Outputs for Very Small Weight, a

Feature Very Much Desired in Airplane Power Plants.

Fig. 5. Outlining First Two Strokes of Piston in Four-Cycle Engine.

Fig. 6. Outlining Second Two Strokes of Piston in Four-Cycle Engine.

Fig. 7. Sectional View of L Head Gasoline Engine Cylinder Showing Piston

Movements During Four-Stroke Cycle.

Fig. 8. Showing Two-port, Two-cycle Engine Operation.

Fig. 9. Defining Three-port, Two-cycle Engine Action.

Fig. 10. Diagrams Contrasting Action of Two- and Four-Cycle Cylinders on

Exhaust and Intake Stroke.

Fig. 11. Diagram Isothermal and Adiabatic Lines.

Fig. 12. Graphic Diagram Showing Approximate Utilization of Fuel Burned

in Internal-Combustion Engine.

Fig. 13. Otto Four-Cycle Card.

Fig. 14. Diesel Motor Card.

Fig. 15. Diagram of Heat in the Gas Engine Cylinder.

Fig. 16. Chart Showing Relation Between Compression Volume and Pressure.

Fig. 17. The Thompson Indicator, an Instrument for Determining

Compressions and Explosion Pressure Values and Recording Them on Chart.

Fig. 18. Spherical Combustion Chamber.

Fig. 19. Enlarged Combustion Chamber.

Fig. 20. Mercedes Aviation Engine Cylinder Section Showing Approximately

Spherical Combustion Chamber and Concave Piston Top.

Fig. 21. Side Sectional View of Typical Airplane Engine, Showing Parts

and Their Relation to Each Other. This Engine is an Aeromarine Design

and Utilizes a Distinctive Concentric Valve Construction.

Fig. 22. Diagrams Illustrating Sequence of Cycles in One- and

Two-Cylinder Engines Showing More Uniform Turning Effort on Crank-Shaft

with Two-Cylinder Motors.

Fig. 23. Diagrams Demonstrating Clearly Advantages which Obtain when

Multiple-Cylinder Motors are Used as Power Plants.

Fig. 24. Showing Three Possible Though Unconventional Arrangements of

Four-Cylinder Engines.

Fig. 25. Diagrams Outlining Advantages of Multiple Cylinder Motors, and

Why They Deliver Power More Evenly Than Single Cylinder Types.

Fig. 26. Diagrams Showing Duration of Events for a Four-Stroke Cycle,

Six-Cylinder Engine.

Fig. 27. Diagram Showing Actual Duration of Different Strokes in

Degrees.

Fig. 28. Another Diagram to Facilitate Understanding Sequence of

Functions in Six-Cylinder Engine.

Fig. 29. Types of Eight-Cylinder Engines Showing the Advantage of the V

Method of Cylinder Placing.

Fig. 30. Curves Showing Torque of Various Engine Types Demonstrate

Graphically Marked Advantage of the Eight-Cylinder Type.

Fig. 31. Diagrams Showing How Increasing Number of Cylinders Makes for

More Uniform Power Application.

Fig. 32. How the Angle Between the Cylinders of an Eight- and

Twelve-Cylinder V Motor Varies.

Fig. 33. The Hall-Scott Four-Cylinder 100 Horse-Power Aviation Motor.

Fig. 34. Two Views of the Duesenberg Sixteen Valve Four-Cylinder

Aviation Motor.

Fig. 35. The Hall-Scott Six-Cylinder Aviation Engine.

Fig. 36. The Curtiss Eight-Cylinder, 200 Horse-Power Aviation Engine.

Fig. 37. The Sturtevant Eight-Cylinder, High Speed Aviation Motor.

Fig. 38. Anzani 40-50 Horse-Power Five-Cylinder Air Cooled Engine.

Fig. 39. Unconventional Six-Cylinder Aircraft Motor of Masson Design.

Fig. 40. The Gnome Fourteen-Cylinder Revolving Motor.

Fig. 41. How Gravity Feed Fuel Tank May Be Mounted Back of Engine and

Secure Short Fuel Line.

Fig. 42. The Stewart Vacuum Fuel Feed Tank.

Fig. 43. Marine-Type Mixing Valve, by which Gasoline is Sprayed into Air

Stream Through Small Opening in Air-Valve Seat.

Fig. 44. Tracing Evolution of Modern Spray Carburetor. A--Early Form

Evolved by Maybach. B.--Phoenix-Daimler Modification of Maybach's

Principle. C--Modern Concentric Float Automatic Compensating Carburetor.

Fig. 45. New Model of Schebler Carburetor With Metering Valve and

Extended Venturi. Note Mechanical Connection Between Air Valve and Fuel

Regulating Needle.

Fig. 46. The Claudel Carburetor.

Fig. 47. The Stewart Metering Pin Carburetor.

Fig. 48. The Ball and Ball Two-Stage Carburetor.

Fig. 49. The Master Carburetor.

Fig. 50. Sectional View of Master Carburetor Showing Parts.

Fig. 51. Sectional View of Zenith Compound Nozzle Compensating

Carburetor.

Fig. 52. Diagrams Explaining Action of Baverey Compound Nozzle Used in

Zenith Carburetor.

Fig. 53. The Zenith Duplex Carburetor for Airplane Motors of the V Type.

Fig. 54. Rear View of Curtiss OX-2 90 Horse-Power Airplane Motor Showing

Carburetor Location and Hot Air Leads.

Fig. 55. Types of Strainers Interposed Between Vaporizer and Gasoline

Tank to Prevent Water or Dirt Passing Into Carbureting Device.

Fig. 56. Chart Showing Diminution of Air Pressure as Altitude Increases.

Fig. 57. Some Simple Experiments to Demonstrate Various Magnetic

Phenomena and Clearly Outline Effects of Magnetism and Various Forms of

Magnets.

Fig. 58. Elementary Form of Magneto Showing Principal Parts Simplified

to Make Method of Current Generation Clear.

Fig. 59. Showing How Strength of Magnetic Influence and of the Currents

Induced in the Windings of Armature Vary with the Rapidity of Changes of

Flow.

Fig. 60. Diagrams Explaining Action of Low Tension Transformer Coil and

True High Tension Magneto Ignition Systems.

Fig. 60A. Side Sectional View of Bosch High-Tension Magneto Shows

Disposition of Parts. End Elevation Depicts Arrangement of Interruptor

and Distributor Mechanism.

Fig. 61. Berling Two-Spark Dual Ignition System.

Fig. 62. Berling Double-Spark Independent System.

Fig. 63. Type DD Berling High Tension Magneto.

Fig. 64. Wiring Diagrams of Berling Magneto Ignition Systems.

Fig. 65. The Berling Magneto Breaker Box Showing Contact Points

Separated and Interruptor Lever on Cam.

Fig. 66. The Dixie Model 60 for Six-Cylinder Airplane Engine Ignition.

Fig. 67. Installation Dimensions of Dixie Model 60 Magneto.

Fig. 68. The Rotating Elements of the Dixie Magneto.

Fig. 69. Suggestions for Adjusting and Dismantling Dixie Magneto.

A--Screw Driver Adjusts Contact Points. B--Distributor Block Removed.

C--Taking off Magnets. D--Showing How Easily Condenser and High Tension

Windings are Removed.

Fig. 69A. Sectional Views Outlining Construction of Dixie Magneto with

Compound Distributor for Eight-Cylinder Engine Ignition.

Fig. 70. Wiring Diagram of Dixie Magneto Installation on Hall-Scott

Six-Cylinder 125 Horse-Power Aeronautic Motor.

Fig. 71. How Magneto Ignition is Installed on Thomas-Morse 135

Horse-Power Motor.

Fig. 72. Spark-Plug Types Showing Construction and Arrangement of Parts.

Fig. 73. Standard Airplane Engine Plug Suggested by S. A. E. Standards

Committee.

Fig. 74. Special Mica Plug for Aviation Engines.

Fig. 75. Showing Use of Magnifying Glass to Demonstrate that Apparently

Smooth Metal Surfaces May Have Minute Irregularities which Produce

Friction.

Fig. 76. Pressure Feed Oiling System of Thomas Aviation Engine Includes

Oil Cooling Means.

Fig. 77. Diagram of Oiling System, Hall-Scott Type A 125 Horse-Power

Engine.

Fig. 78. Sectional View of Typical Motor Showing Parts Needing

Lubrication and Method of Applying Oil by Constant Level Splash System.

Note also Water Jacket and Spaces for Water Circulation.

Fig. 79. Pressure Feed Oil-Supply System of Airplane Power Plants has

Many Good Features.

Fig. 80. Why Pressure Feed System is Best for Eight-Cylinder Vee

Airplane Engines.

Fig. 81. Operating Temperatures of Automobile Engine Parts Useful as a

Guide to Understand Airplane Power Plant Heat.

Fig. 82. Water Cooling of Salmson Seven-Cylinder Radial Airplane Engine.

Fig. 83. How Water Cooling System of Thomas Airplane Engine is Installed

in Fuselage.

Fig. 84. Finned Tube Radiators at the Side of Hall-Scott Airplane Power

Plant Installed in Standard Fuselage.

Fig. 85. Anzani Testing His Five-Cylinder Air Cooled Aviation Motor

Installed in Bleriot Monoplane. Note Exposure of Flanged Cylinders to

Propeller Slip Stream.

Fig. 86. Views of Four-Cylinder Duesenberg Airplane Engine Cylinder

Block.

Fig. 87. Twin-Cylinder Block of Sturtevant Airplane Engine is Cast of

Aluminum, and Has Removable Cylinder Head.

Fig. 88. Aluminum Cylinder Pair Casting of Thomas 150 Horse-Power

Airplane Engine is of the L Head Type.

Fig. 90. Cross Section of Austro-Daimler Engine, Showing Offset Cylinder

Construction. Note Applied Water Jacket and Peculiar Valve Action.

Fig. 91. Diagrams Demonstrating Advantages of Offset Crank-Shaft

Construction.

Fig. 92. Diagram Showing Forms of Cylinder Demanded by Different Valve

Placings. A--T Head Type, Valves on Opposite Sides. B--L Head Cylinder,

Valves Side by Side. C--L Head Cylinder, One Valve in Head, Other in

Pocket. D--Inlet Valve Over Exhaust Member, Both in Side Pocket.

E--Valve-in-the-Head Type with Vertical Valves. F--Inclined Valves

Placed to Open Directly into Combustion Chamber.

Fig. 93. Sectional View of Engine Cylinder Showing Valve and Cage

Installation.

Fig. 94. Diagrams Showing How Gas Enters Cylinder Through Overhead

Valves and Other Types. A--Tee Head Cylinder. B--L Head Cylinder.

C--Overhead Valve.

Fig. 95. Conventional Methods of Operating Internal Combustion Motor

Valves.

Fig. 96. Examples of Direct Valve Actuation by Overhead Cam-Shaft.

A--Mercedes. B--Hall-Scott. C--Wisconsin.

Fig. 97. CENSORED

Fig. 98. CENSORED

Fig. 99. Sectional Views Showing Arrangement of Novel Concentric Valve

Arrangement Devised by Panhard for Aerial Engines.

Fig. 100. Showing Clearance Allowed Between Valve Stem and Valve Stem

Guide to Secure Free Action.

Fig. 101. Forms of Valve-Lifting Cams Generally Employed. A--Cam Profile

for Long Dwell and Quick Lift. B--Typical Inlet Cam Used with Mushroom

Type Follower. C--Average Form of Cam. D--Designed to Give Quick Lift

and Gradual Closing.

Fig. 102. Showing Principal Types of Cam Followers which Have Received

General Application.

Fig. 103. Diagram Showing Proper Clearance to Allow Between Adjusting

Screw and Valve Stems in Hall-Scott Aviation Engines.

Fig. 104. Cam-Shaft of Thomas Airplane Motor Has Cams Forged Integral.

Note Split Cam-Shaft Bearings and Method of Gear Retention.

Fig. 105. Section Through Cylinder of Knight Motor, Showing Important

Parts of Valve Motion.

Fig. 106. Diagrams Showing Knight Sleeve Valve Action.

Fig. 107. Cross Sectional View of Knight Type Eight Cylinder V Engine.

Fig. 108. Diagrams Explaining Valve and Ignition Timing of Hall-Scott

Aviation Engine.

Fig. 109. Timing Diagram of Typical Six-Cylinder Engine.

Fig. 110. Timing Diagram of Typical Eight-Cylinder V Engine.

Fig. 111. Timing Diagram Showing Peculiar Valve Timing of Gnome

"Monosoupape" Rotary Motor.

Fig. 112. Two Methods of Operating Valves by Positive Cam Mechanism

Which Closes as Well as Opens Them.

Fig. 113. Diagram Comparing Two Large Valves and Four Small Ones of

Practically the Same Area. Note How Easily Small Valves are Installed to

Open Directly Into the Cylinder.

Fig. 114. Sectional Views of Sixteen-Valve Four-Cylinder Automobile

Racing Engine That May Have Possibilities for Aviation Service.

Fig. 115. Front View of Curtiss OX-3 Aviation Motor, Showing

Unconventional Valve Action by Concentric Push Rod and Pull Tube.

Fig. 116. Forms of Pistons Commonly Employed in Gasoline Engines.

A--Dome Head Piston and Three Packing Rings. B--Flat Top Form Almost

Universally Used. C--Concave Piston Utilized in Knight Motors and Some

Having Overhead Valves. D--Two-Cycle Engine Member with Deflector Plate

Cast Integrally. E--Differential of Two-Diameter Piston Used in Some

Engines Operating on Two-Cycle Principle.

Fig. 117. Typical Methods of Piston Pin Retention Generally Used in

Engines of American Design. A--Single Set Screw and Lock Nut. B--Set

Screw and Check Nut Fitting Groove in Wrist Pin. C, D--Two Locking

Screws Passing Into Interior of Hollow Wrist Pin. E--Split Ring Holds

Pin in Place. F--Use of Taper Expanding Plugs Outlined. G--Spring

Pressed Plunger Type. H--Piston Pin Pinned to Connecting Rod. I--Wrist

Pin Clamped in Connecting Rod Small End by Bolt.

Fig. 118. Typical Piston and Connecting Rod Assembly.

Fig. 119. Parts of Sturtevant Aviation Engine. A--Cylinder Head Showing

Valves. B--Connecting Rod. C--Piston and Rings.

Fig. 120. Aluminum Piston and Light But Strong Steel Connecting Rod and

Wrist Pin of Thomas Aviation Engine.

Fig. 121. Cast Iron Piston of "Monosoupape" Gnome Engine Installed On

One of the Short Connecting Rods.

Fig. 122. Types of Aluminum Pistons Used In Aviation Engines.

Fig. 123. Types of Piston Rings and Ring Joints. A--Concentric Ring.

B--Eccentrically Machined Form. C--Lap Joint Ring. D--Butt Joint, Seldom

Used. E--Diagonal Cut Member, a Popular Form.

Fig. 124. Diagrams Showing Advantages of Concentric Piston Rings.

Fig. 125. Leak-Proof and Other Compound Piston Rings.

Fig. 126. Sectional View of Engine Showing Means of Preventing Oil

Leakage By Piston Rings.

Fig. 127. Connecting Rod and Crank-Shaft Construction of Gnome

"Monosoupape" Engine.

Fig. 128. Connecting Rod Types Summarized. A--Single Connecting Rod Made

in One Piece, Usually Fitted in Small Single-Cylinder Engines Having

Built-Up Crank-Shafts. B--Marine Type, a Popular Form on Heavy Engines.

C--Conventional Automobile Type, a Modified Marine Form. D--Type Having

Hinged Lower Cap and Split Wrist Pin Bushing. E--Connecting Rod Having

Diagonally Divided Big End. F--Ball-Bearing Rod. G--Sections Showing

Structural Shapes Commonly Employed in Connecting Rod Construction.

Fig. 129. Double Connecting Rod Assembly For Use On Single Crank-Pin of

Vee Engine.

Fig. 130. Another Type of Double Connecting Rod for Vee Engines.

Fig. 131. Part Sectional View of Wisconsin Aviation Engine, Showing

Four-Bearing Crank-Shaft, Overhead Cam-Shaft, and Method of Combining

Cylinders in Pairs.

Fig. 132. Part Sectional View of Renault Twelve-Cylinder Water-Cooled

Engine, Showing Connecting Rod Construction and Other Important Internal

Parts.

Fig. 133. Typical Cam-Shaft, with Valve Lifting Cams and Gears to

Operate Auxiliary Devices Forged Integrally.

Fig. 134. Important Parts of Duesenberg Aviation Engine. A--Three Main

Bearing Crank-Shaft. B--Cam-Shaft with Integral Cams. C--Piston and

Connecting Rod Assembly. D--Valve Rocker Group. E--Piston. F--Main

Bearing Brasses.

Fig. 135. Showing Method of Making Crank-Shaft. A--The Rough Steel

Forging Before Machining. B--The Finished Six-Throw, Seven-Bearing

Crank-Shaft.

Fig. 136. Showing Form of Crank-Shaft for Twin-Cylinder Opposed Power

Plant.

Fig. 137. Crank-Shaft of Thomas-Morse Eight-Cylinder Vee Engine.

Fig. 138. Crank-Case and Crank-Shaft Construction for Twelve-Cylinder

Motors. A--Duesenberg. B--Curtiss.

Fig. 139. Counterbalanced Crank-Shafts Reduce Engine Vibration and

Permit of Higher Rotative Speeds.

Fig. 140. View of Thomas 135 Horse-Power Aeromotor, Model 8, Showing

Conventional Method of Crank-Case Construction.

Fig. 141. Views of Upper Half of Thomas Aeromotor Crank-Case.

Fig. 142. Method of Constructing Eight-Cylinder Vee Engine, Possible if

Aluminum Cylinder and Crank-Case Castings are Used.

Fig. 143. Simple and Compact Crank-Case, Possible When Radial Cylinder

Engine Design is Followed.

Fig. 144. Unconventional Mounting of German Inverted Cylinder Motor.

Fig. 145. How Curtiss Model OX-2 Motor is Installed in Fuselage of

Curtiss Tractor Biplane. Note Similarity of Mounting to Automobile Power

Plant.

Fig. 146. Latest Model of Curtiss JN-4 Training Machine, Showing

Thorough Enclosure of Power Plant and Method of Disposing of the Exhaust

Gases.

Fig. 147. Front View of L. W. F. Tractor Biplane Fuselage, Showing

Method of Installing Thomas Aeromotor and Method of Disposing of Exhaust

Gases.

Fig. 148. End Elevation of Hall-Scott A-7 Four-Cylinder Motor, with

Installation Dimensions.

Fig. 149. Plan and Side Elevation of Hall-Scott A-7 Four-Cylinder

Airplane Engine, with Installation Dimensions.

Fig. 150. CENSORED

Fig. 151. CENSORED

Fig. 152. CENSORED

Fig. 153. Plan View of Hall-Scott Type A-5 125 Horse-Power Airplane

Engine, Showing Installation Dimensions.

Fig. 154. Three-Quarter View of Hall-Scott Type A-5 125 Horse-Power

Six-Cylinder Engine, with One of the Side Radiators Removed to Show

Installation in Standard Fuselage.

Fig. 155. Diagram Showing Proper Installation of Hall-Scott Type A-5 125

Horse-Power Engine with Pressure Feed Fuel Supply System.

Fig. 156. Diagram Defining Installation of Gnome "Monosoupape" Motor in

Tractor Biplane. Note Necessary Piping for Fuel, Oil, and Air Lines.

Fig. 157. Showing Two Methods of Placing Propeller on Gnome Rotary

Motor.

Fig. 158. How Gnome Rotary Motor May Be Attached to Airplane Fuselage

Members.

Fig. 159. How Anzani Ten-Cylinder Radial Engine is Installed to Plate

Securely Attached to Front End of Tractor Airplane Fuselage.

Fig. 160. Side Elevation of Thomas 135 Horse-Power Airplane Engine,

Giving Important Dimensions.

Fig. 161. Front Elevation of Thomas-Morse 135 Horse-Power Aeromotor,

Showing Main Dimensions.

Fig. 162. Front and Side Elevations of Sturtevant Airplane Engine,

Giving Principal Dimensions to Facilitate Installation.

Fig. 163. Practical Hand Tools Useful in Dismantling and Repairing

Airplane Engines.

Fig. 164. Wrenches are Offered in Many Forms.

Fig. 165. Illustrating Use and Care of Files.

Fig. 166. Outlining Use of Cotter Pin Pliers, Spring Winder, and Showing

Practical Outfit of Chisels.

Fig. 167. Forms of Hand Operated Drilling Machines.

Fig. 168. Forms of Drills Used in Hand and Power Drilling Machines.

Fig. 169. Useful Set of Number Drills, Showing Stand for Keeping These

in an Orderly Manner.

Fig. 170. Illustrating Standard Forms of Hand and Machine Reamers.

Fig. 171. Tools for Thread Cutting.

Fig. 172. Showing Holder Designs for One- and Two-Piece Thread Cutting

Dies.

Fig. 173. Useful Outfit of Taps and Dies for the Engine Repair Shop.

Fig. 174. Common Forms of Inside and Outside Calipers.

Fig. 175. Measuring Appliances for the Machinist and Floor Man.

Fig. 176. At Left, Special Form of Vernier Caliper for Measuring Gear

Teeth; at Right, Micrometer for Accurate Internal Measurements.

Fig. 177. Measuring Appliances of Value in Airplane Repair Work.

Fig. 178. Standard Forms of Micrometer Caliper for External

Measurements.

Fig. 179. Special Tools for Maintaining Curtiss OX-2 Motor Used in

Curtiss JN-4 Training Biplane.

Fig. 180. Special Tools and Appliances to Facilitate Overhauling Work on

Hall-Scott Airplane Engines.

Fig. 181. Special Stand to Make Motor Overhauling Work Easier.

Fig. 182. Showing Where Carbon Deposits Collect in Engine Combustion

Chamber, and How to Burn Them Out with the Aid of Oxygen. A--Special

Torch. B--Torch Coupled to Oxygen Tank. C--Torch in Use.

Fig. 1821/2. Part Sectional View, Showing Valve Arrangement in Cylinder

of Curtiss OX-2 Aviation Engine.

Fig. 183. Tools for Restoring Valve Head and Seats.

Fig. 184. Tools and Processes Utilized in Valve Grinding.

Fig. 185. Outlining Points in Valve Operating Mechanism Where

Depreciation is Apt to Exist.

Fig. 186. Method of Removing Piston Rings, and Simple Clamp to

Facilitate Insertion of Rings in Cylinder.

Fig. 187. Tools and Processes Used in Refitting Engine Bearings.

Fig. 188. Showing Points to Observe When Fitting Connecting Rod Brasses.

Fig. 189. Methods of Testing to Insure Parallelism of Bearings After

Fitting.

Fig. 190. Views Outlining Construction of Three-Cylinder Anzani Aviation

Motor.

Fig. 190a. Illustrations Depicting Wrong and Right Methods of "Swinging

the Stick" to Start Airplane Engine. At Top, Poor Position to Get Full

Throw and Get Out of the Way. Below, Correct Position to Get Quick Turn

Over of Crank-Shaft and Spring Away from Propeller.

Fig. 191. The Anzani Six-Cylinder Water-Cooled Aviation Engine.

Fig. 192. Sectional View of Anzani Six-Cylinder Water-Cooled Aviation

Engine.

Fig. 193. Three-Cylinder Anzani Air-Cooled Y-Form Engine.

Fig. 194. Anzani Fixed Crank-Case Engine of the Six-Cylinder Form

Utilizes Air Cooling Successfully.

Fig. 195. Sectional View Showing Internal Parts of Six-Cylinder Anzani

Engine, with Starwise Disposition of Cylinders.

Fig. 196. The Anzani Ten-Cylinder Aviation Engine at the Left, and the

Twenty-Cylinder Fixed Type at the Right.

Fig. 197. Application of R. E. P. Five-Cylinder Fan-Shape Air-Cooled

Motor to Early Monoplane.

Fig. 198. The Canton and Unne Nine-Cylinder Water-Cooled Radial Engine.

Fig. 199. Sectional View Showing Construction of Canton and Unne

Water-Cooled Radial Cylinder Engine.

Fig. 200. Sectional View Outlining Construction of Early Type Gnome

Valve-in-Piston Type Motor.

Fig. 201. Sectional View of Early Type Gnome Cylinder and Piston Showing

Construction and Application of Inlet and Exhaust Valves.

Fig. 202. Details of Old Style Gnome Motor Inlet and Exhaust Valve

Construction and Operation.

Fig. 203. The Gnome Fourteen-Cylinder 100 Horse-Power Aviation Engine.

Fig. 204. Cam and Cam-Gear Case of the Gnome Seven-Cylinder Revolving

Engine.

Fig. 205. Diagrams Showing Why An Odd Number of Cylinders is Best for

Rotary Cylinder Motors.

Fig. 206. Simple Carburetor Used On Early Gnome Engines Attached to

Fixed Crank-Shaft End.

Fig. 207. Sectional Views of the Gnome Oil Pump.

Fig. 208. Simplified Diagram Showing Gnome Motor Magneto Ignition

System.

Fig. 209. The G. V. Gnome "Monosoupape" Nine-Cylinder Rotary Engine

Mounted on Testing Stand.

Fig. 210. Sectional View Showing Construction of General Vehicle Co.

"Monosoupape" Gnome Engine.

Fig. 211. How a Gnome Cylinder is Reduced from Solid Chunk of Steel

Weighing 97 Pounds to Finished Cylinder Weighing 51/2 Pounds.

Fig. 212. The Gnome Engine Cam-Gear Case, a Fine Example of Accurate

Machine Work.

Fig. 213. G. V. Gnome "Monosoupape," with Cam-Case Cover Removed to Show

Cams and Valve-Operating Plungers with Roller Cam Followers.

Fig. 214. The 50 Horse-Power Rotary Bayerischen Motoren Gesellschaft

Engine, a German Adaptation of the Early Gnome Design.

Fig. 215. Nine-Cylinder Revolving Le Rhone Type Aviation Engine.

Fig. 216. Part Sectional Views of Le Rhone Rotary Cylinder Engine,

Showing Method of Cylinder Retention, Valve Operation and Novel Crank

Disc Assembly.

Fig. 217. Side Sectional View of Le Rhone Aviation Engine.

Fig. 218. View Showing Le Rhone Valve Action and Connecting Rod Big End

Arrangement.

Fig. 219. Diagrams Showing Important Components of Le Rhone Motor.

Fig. 220. How the Cams of the Le Rhone Motor Can Operate Two Valves with

a Single Push Rod.

Fig. 221. The Le Rhone Carburetor at A and Fuel Supply Regulating Device

at B.

Fig. 222. Diagrams Showing Le Rhone Motor Action and Firing Order.

Fig. 223. Diagram Showing Positions of Piston in Le Rhone Rotary

Cylinder Motor.

Fig. 224. Diagrams Showing Valve Timing of Le Rhone Aviation Engine.

Fig. 225. Diagrams Showing How Cylinder Cooling is Effected in Renault

Vee Engines.

Fig. 226. End Sectional View of Renault Air-Cooled Aviation Engine.

Fig. 227. Side Sectional View of Renault Twelve-Cylinder Air-Cooled

Aviation Engine Crank-Case, Showing Use of Plain and Ball Bearings for

Crank-Shaft Support.

Fig. 228. End View of Renault Twelve-Cylinder Engine Crank-Case, Showing

Magneto Mounting.

Fig. 229. Diagram Outlining Renault Twelve-Cylinder Engine Ignition

System.

Fig. 230. The Simplex Model A Hispano-Suiza Aviation Engine, a Very

Successful Form.

Fig. 231. The Curtiss OXX-5 Aviation Engine is an Eight-Cylinder Type

Largely Used on Training Machines.

Fig. 232. Top and Bottom Views of the Curtiss OXX-5 100 Horse-Power

Aviation Engine.

Fig. 233. End View of Thomas-Morse 150 Horse-Power Aluminum Cylinder

Aviation Motor Having Detachable Cylinder Heads.

Fig. 234. Side View of Thomas-Morse High Speed 150 Horse-Power Aviation

Motor with Geared Down Propeller Drive.

Fig. 235. The Reduction Gear-Case of Thomas-Morse 150 Horse-Power

Aviation Motor, Showing Ball Bearing and Propeller Drive Shaft Gear.

Fig. 236. The Six-Cylinder Aeromarine Engine.

Fig. 237. The Wisconsin Aviation Engine, at Top, as Viewed from

Carburetor Side. Below, the Exhaust Side.

Fig. 238. Dimensioned End Elevation of Wisconsin Six Motor.

Fig. 239. Dimensioned Side Elevation of Wisconsin Six Motor.

Fig. 240. Power, Torque and Efficiency Curves of Wisconsin Aviation

Motor.

Fig. 241. Timing Diagram, Wisconsin Aviation Engine.

Fig. 242. Dimensioned End View of Wisconsin Twelve-Cylinder Airplane

Motor.

Fig. 243. Dimensioned Side Elevation of Wisconsin Twelve-Cylinder

Airplane Motor.

Fig. 244. Side and End Sectional Views of Four-Cylinder Argus Engine, a

German 100 Horse-Power Design Having Bore and Stroke of 140 mm., or 5.60

inches, and Developing Its Power at 1,368 R.P.M. Weight, 350 Pounds.

Fig. 245. Part Sectional View of 90 Horse-Power Mercedes Engine, Which

is Typical of the Design of Larger Sizes.

Fig. 246. Part Sectional Side View and Sectional End View of Benz 160

Horse-Power Aviation Engine.

Fig. 247. At Top, the Sunbeam Overhead Valve 170 Horse-Power

Six-Cylinder Engine. Below, Side View of Sunbeam 350 Horse-Power

Twelve-Cylinder Vee Engine.

Fig. 248. Side View of Eighteen-Cylinder Sunbeam Coatalen Aircraft

Engine Rated at 475 B.H.P.

Fig. 249. Sunbeam Eighteen-Cylinder Motor, Viewed from Pump and Magneto

End.

Fig. 250. Propeller End of Sunbeam Eighteen-Cylinder 475 B.H.P. Aviation

Engine.

Fig. 251. View of Airplane Cowl Board, Showing the Various Navigating

and Indicating Instruments to Aid the Aviator in Flight.

Fig. 252. Parts of Christensen Air Starting System Shown at A, and

Application of Piping and Check Valves to Cylinders of Thomas-Morse

Aeromotor Outlined at B.

Fig. 253. Diagrams Showing Installation of Air Starting System on

Thomas-Morse Aviation Motor.

CATALOGUE

_Of the_ LATEST _and_ BEST

PRACTICAL _and_ MECHANICAL

BOOKS

_Including Automobile and Aviation Books_

[Illustration]

_Any of these books will be sent prepaid to any part of the world, on

receipt of price. Remit by Draft, Postal Order, Express Order or

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Published and For Sale By

The Norman W. Henley Publishing Co.,

2 West 45th Street, New York, U.S.A.

INDEX

PAGES

Air Brakes 21, 24

Arithmetic 14, 25, 31

Automobile Books 3, 4, 5, 6

Automobile Charts 6, 7

Automobile Ignition Systems 5

Automobile Lighting 5

Automobile Questions and Answers 4

Automobile Repairing 4

Automobile Starting Systems 5

Automobile Trouble Charts 5, 6

Automobile Welding 5

Aviation 7

Aviation Chart 7

Batteries, Storage 5

Bevel Gear 19

Boiler-Room Chart 9

Brazing 7

Cams 19

Carburetion Trouble Chart 6

Change Gear 19

Charts 6, 7, 8

Coal 22

Coke 9

Combustion 22

Compressed Air 10

Concrete 10, 11, 12

Concrete for Farm Use 11

Concrete for Shop Use 11

Cosmetics 27

Cyclecars 5

Dictionary 12

Dies 12, 13

Drawing 13, 14

Drawing for Plumbers 28

Drop Forging 13

Dynamo Building 14

Electric Bells 14

Electric Switchboards 14, 16

Electric Toy Making 15

Electric Wiring 14, 15, 16

Electricity 14, 15, 16, 17

Encyclopedia 24

E-T Air Brake 24

Every-day Engineering 34

Factory Management 17

Ford Automobile 3

Ford Trouble Chart 6

Formulas and Recipes 29

Fuel 17

Gas Construction 18

Gas Engines 18, 19

Gas Tractor 33

Gearing and Cams 19

Glossary of Aviation Terms 7, 12

Heating 31, 32

Horse-Power Chart 9

Hot-Water Heating 31, 32

House Wiring 15, 17

How to Run an Automobile 3

Hydraulics 5

Ice and Refrigeration 20

Ignition Systems 5

Ignition-Trouble Chart 6

India Rubber 30

Interchangeable Manufacturing 24

Inventions 20

Knots 20

Lathe Work 20

Link Motions 22

Liquid Air 21

Locomotive Boilers 22

Locomotive Breakdowns 22

Locomotive Engineering 21, 22, 23, 24

Machinist Book 24, 25, 26

Magazine, Mechanical 34

Manual Training 26

Marine Engineering 26

Marine Gasoline Engines 19

Mechanical Drawing 13, 14

Mechanical Magazine 34

Mechanical Movements 25

Metal Work 12, 13

Motorcycles 5, 6

Patents 20

Pattern Making 27

Perfumery 27

Perspective 13

Plumbing 28, 29

Producer Gas 19

Punches 13

Questions and Answers on Automobile 4

Questions on Heating 32

Railroad Accidents 23

Railroad Charts 9

Recipe Book 29

Refrigeration 20

Repairing Automobiles 4

Rope Work 20

Rubber 30

Rubber Stamps 30

Saw Filing 30

Saws, Management of 30

Sheet-Metal Works 12, 13

Shop Construction 25

Shop Management 25

Shop Practice 25

Shop Tools 25

Sketching Paper 14

Soldering 7

Splices and Rope Work 20

Steam Engineering 30, 31

Steam Heating 31, 32

Steel 32

Storage Batteries 5

Submarine Chart 9

Switchboards 14, 16

Tapers 21

Telegraphy, Wireless 17

Telephone 16

Thread Cutting 26

Tool Making 24

Toy Making 15

Train Rules 23

Tractive Power Chart 9

Tractor, Gas 33

Turbines 33

Vacuum Heating 32

Valve Setting 22

Ventilation 31

Watch Making 33

Waterproofing 12

Welding with Oxy-acetylene Flame 5, 33

Wireless Telegraphy 17

Wiring 14, 15

Wiring Diagrams 14

Any of these books promptly sent prepaid to any address in the world on

receipt of price.

=HOW TO REMIT=--By Postal Money Order, Express Money Order, Bank Draft

or Registered Letter.

~AUTOMOBILES AND MOTORCYCLES~

=The Modern Gasoline Automobile--Its Design, Construction, and

Operation, 1918 Edition.= By VICTOR W. PAGE, M.S.A.E.

This is the most complete, practical and up-to-date treatise on

gasoline automobiles and their component parts ever published.

In the new _revised_ and _enlarged_ 1918 _edition_, all phases

of automobile construction, operation and maintenance are fully

and completely described, and in language anyone can understand.

Every part of all types of automobiles, from light cycle-cars to

heavy motor trucks and tractors, are described in a thorough

manner, not only the automobile, but every item of it;

equipment, accessories, tools needed, supplies and spare parts

necessary for its upkeep, are fully discussed.

_It is clearly and concisely written by an expert familiar with

every branch of the automobile industry and the originator of

the practical system of self-education on technical subjects. It

is a liberal education in the automobile art, useful to all who

motor for either business or pleasure._

Anyone reading the incomparable treatise is in touch with all

improvements that have been made in motor-car construction. All

latest developments, such as high speed aluminum motors and

multiple valve and sleeve-valve engines, are considered in

detail. The latest ignition, carburetor and lubrication practice

is outlined. New forms of change speed gears, and final power

transmission systems, and all latest chassis improvements are

shown and described. This book is used in all leading automobile

schools and is conceded to be the STANDARD TREATISE. The chapter

on Starting and Lighting Systems has been greatly enlarged, and

many automobile engineering features that have long puzzled

laymen are explained so clearly that the underlying principles

can be understood by anyone. This book was first published six

years ago and so much new matter has been added that it is

nearly twice, its original size. The only treatise covering

various forms of war automobiles and recent developments in

motor-truck design as well as pleasure cars. _This book is not

too technical for the layman nor too elementary for the more

expert. It is an incomparable work of reference, for home or

school_. 1,000 6x9 pages, nearly 1,000 illustrations, 12 folding

plates. Cloth bound. Price =$3.00=

WHAT IS SAID OF THIS BOOK:

"It is the best book on the Automobile seen up to date."--J. H.

Pile, Associate Editor _Automobile Trade Journal_.

"Every Automobile Owner has use for a book of this

character."--_The Tradesman_.

"This book is superior to any treatise heretofore published on

the subject."--_The Inventive Age_.

"We know of no other volume that is so complete in all its

departments, and in which the wide field of automobile

construction with its mechanical intricacies is so plainly

handled, both in the text and in the matter of

illustrations."--_The Motorist_.

"The book is very thorough, a careful examination failing to

disclose any point in connection with the automobile, its care

and repair, to have been overlooked."--_Iron Age_.

"Mr. Page has done a great work, and benefit to the Automobile

Field."--W. C. Hasford, Mgr. Y. M. C. A. Automobile School,

Boston, Mass.

"It is just the kind of a book a motorist needs if he wants to

understand his car."--_American Thresherman_.

=The Model T Ford Car, Its Construction, Operation and Repair.= By

VICTOR W. PAGE, M.S.A.E.

This is a complete instruction book. All parts of the Ford Model

T Car are described and illustrated; the construction is fully

described and operating principles made clear to everyone. Every

Ford owner needs this practical book. You don't have to guess

about the construction or where the trouble is, as it shows how

to take all parts apart and how to locate and fix all faults.

The writer, Mr. Page, has operated a Ford car for many years and

writes from actual knowledge. Among the contents are: 1. The

Ford Car: Its Parts and Their Functions. 2. The Engine and

Auxiliary Groups. How the Engine Works--The Fuel Supply

System--The Carburetor--Making the Ignition Spark--Cooling and

Lubrication. 3. Details of Chassis. Change Speed Gear--Power

Transmission--Differential Gear Action--Steering Gear--Front

Axle--Frame and Springs--Brakes. 4. How to Drive and Care for

the Ford. The Control System Explained--Starting the

Motor--Driving the Car--Locating Roadside Troubles--Tire

Repairs--Oiling the Chassis--Winter Care of Car. 5. Systematic

Location of Troubles and Remedies. Faults in Engine--Faults in

Carburetor--Ignition Troubles--Cooling and Lubrication System

Defects--Adjustment of Transmission Gear--General Chassis

Repairs. 95 illustrations, 300 pages, 2 large folding plates.

Price =$1.00=

=How to Run an Automobile.= By VICTOR W. PAGE, M.S.A.E.

This treatise gives concise instructions for starting and

running all makes of gasoline automobiles, how to care for them,

and gives distinctive features of control. Describes every step

for shifting gears, controlling engines, etc. Among the chapters

contained are: I.--Automobile Parts and Their Functions.

II.--General Starting and Driving Instructions. III.--Typical

1917 Control Systems. IV.--Care of Automobiles. 178 pages. 72

specially made illustrations. Price =$1.00=

=Automobile Repairing Made Easy.= By VICTOR W. PAGE, M.S.A.E.

A comprehensive, practical exposition of every phase of modern

automobile repairing practice. Outlines every process incidental

to motor car restoration. Gives plans for workshop construction,

suggestions for equipment, power needed, machinery and tools

necessary to carry on business successfully. Tells how to

overhaul and repair all parts of all automobiles. Everything is

explained so simply that motorists and students can acquire a

full working knowledge of automobile repairing. This work starts

with the engine, then considers carburetion, ignition, cooling

and lubrication systems. The clutch, change speed gearing and

transmission system are considered in detail. Contains

instructions for repairing all types of axles, steering gears

and other chassis parts. Many tables, short cuts in figuring and

rules of practice are given for the mechanic. Explains fully

valve and magneto timing, "tuning" engines, systematic location

of trouble, repair of ball and roller bearings, shop kinks,

first aid to injured and a multitude of subjects of interest to

all in the garage and repair business. _This book contains

special instructions on electric starting_, _lighting and

ignition systems_, tire _repairing and rebuilding_, _autogenous

welding_, _brazing and soldering_, _heat treatment of steel_,

_latest timing practice_, _eight and twelve-cylinder motors_,

_etc._ 5-3/4x8. Cloth. 1,056 pages, 1,000 illustrations, 11

folding plates. Price =$3.00=

WHAT IS SAID OF THIS BOOK:

"'Automobile Repairing Made Easy' is the best book on the

subject I have ever seen and the only book I ever saw that is of

any value in a garage."--Fred Jeffrey, Martinsburg, Neb. "I wish

to thank you for sending me a copy of 'Automobile Repairing Made

Easy.' I do not think it could be excelled."--S. W. Gisriel,

Director of Instruction, Y. M. C. A., Philadelphia, Pa.

=Questions and Answers Relating to Modern Automobile Construction,

Driving and Repair.= By VICTOR W. PAGE, M.S.A.E.

A practical self-instructor for students, mechanics and

motorists, consisting of thirty-seven lessons in the form of

questions and answers, written with special reference to the

requirements of the non-technical reader desiring easily

understood, explanatory matter relating to all branches of

automobiling. The subject-matter is absolutely correct and

explained in simple language. If you can't answer all of the

following questions, you need this work. The answers to these

and over 2,000 more are to be found in its pages. Give the name

of all important parts of an automobile and describe their

functions. Describe action of latest types of kerosene

carburetors. What is the difference between a "double" ignition

system and a "dual" ignition system? Name parts of an induction

coil. How are valves timed? What is an electric motor starter

and how does it work? What are advantages of worm drive gearing?

Name all important types of ball and roller bearings. What is a

"three-quarter" floating axle? What is a two-speed axle? What is

the Vulcan electric gear shift? Name the causes of lost power in

automobiles. Describe all noises due to deranged mechanism and

give causes? How can you adjust a carburetor by the color of the

exhaust gases? What causes "popping" in the carburetor? What

tools and supplies are needed to equip a car? How do you drive

various makes of cars? What is a differential lock and where is

it used? Name different systems of wire wheel construction,

etc., etc. A popular work at a popular price. 5-1/4x7-1/2.

Cloth. 650 pages, 350 illustrations, 3 folding plates. Price

=$1.50=

WHAT IS SAID OF THIS BOOK:

"If you own a car--get this book."--_The Glassworker_.

"Mr. Page has the faculty of making difficult subjects plain and

understandable."--_Bristol Press_.

"We can name no writer better qualified to prepare a book of

instruction on automobiles than Mr. Victor W.

Page."--_Scientific American_.

"The best automobile catechism that has appeared."--_Automobile

Topics_.

"There are few men, even with long experience, who will not find

this book useful. Great pains have been taken to make it

accurate. Special recommendation must be given to the

illustrations, which have been made specially for the work. Such

excellent books as this greatly assist in fully understanding

your automobile."--_Engineering News_.

=The Automobilist's Pocket Companion and Expense Record.= Arranged by

VICTOR W. PAGE, M.S.A.E.

This book is not only valuable as a convenient cost record but

contains much information of value to motorists. Includes a

condensed digest of auto laws of all States, a lubrication

schedule, hints for care of storage battery and care of tires,

location of road troubles, anti-freezing solutions, horse-power

table, driving hints and many useful tables and recipes of

interest to all motorists. Not a technical book in any sense of

the word, just a collection of practical facts in simple

language for the everyday motorist. Price =$1.00=

=Modern Starting, Lighting and Ignition Systems.= By VICTOR W. PAGE,

M.E.

This practical volume has been written with special reference to

the requirements of the non-technical reader desiring easily

understood, explanatory matter, relating to all types of

automobile ignition, starting and lighting systems. It can be

understood by anyone, even without electrical knowledge, because

elementary electrical principles are considered before any

attempt is made to discuss features of the various systems.

These basic principles are clearly stated and illustrated with

simple diagrams. _All the leading systems of starting, lighting

and ignition have been described and illustrated with the

co-operation of the experts employed by the manufacturers._

Wiring diagrams are shown in both technical and non-technical

forms. All symbols are fully explained. It is a comprehensive

review of modern starting and ignition system practice, and

includes a complete exposition of storage battery construction,

care and repair. All types of starting motors, generators,

magnetos, and all ignition or lighting system-units are fully

explained. _Every person in the automobile business needs this

volume._ Among some of the subjects treated are: I.--Elementary

Electricity; Current Production; Flow; Circuits; Measurements;

Definitions; Magnetism; Battery Action; Generator Action.

II.--Battery Ignition Systems. III.--Magneto Ignition Systems.

IV.--Elementary Exposition of Starting System Principles.

V.--Typical Starting and Lighting Systems; Practical

Application; Wiring Diagrams; Auto-lite, Bijur, Delco,

Dyneto-Entz, Gray and Davis, Remy, U. S. L., Westinghouse,

Bosch-Rushmore, Genemotor, North-East, etc. VI.--Locating and

Repairing Troubles in Starting and Lighting Systems.

VII.--Auxiliary. Electric Systems; Gear-shifting by Electricity;

Warning Signals; Electric Brake; Entz-Transmission, Wagner-Saxon

Circuits, Wagner-Studebaker Circuits. 5-1/4x7-1/2. Cloth. 530

pages, 297 illustrations, 3 folding plates. Price =$1.50=

=Automobile Welding With the Oxy-Acetylene Flame.= By M. KEITH DUNHAM.

This is the only complete book on the "why" and "how" of Welding

with the Oxy-Acetylene Flame, and from its pages one can gain

information so that he can weld anything that comes along.

No one can afford to be without this concise book, as it first

explains the apparatus to be used, and then covers in detail the

actual welding of all automobile parts. The welding of aluminum,

cast iron, steel, copper, brass and malleable iron is clearly

explained, as well as the proper way to burn the carbon out of

the combustion head of the motor. Among the contents are:

Chapter I.--Apparatus Knowledge. Chapter II.--Shop Equipment and

Initial Procedure. Chapter III.--Cast Iron. Chapter

IV.--Aluminum. Chapter V.--Steel. Chapter VI.--Malleable Iron,

Copper, Brass, Bronze. Chapter VII.--Carbon Burning and other

Uses of Oxygen and Acetylene. Chapter VIII.--How to Figure Cost

of Welding. 167 pages, fully illustrated. Price =$1.00=

=Storage Batteries Simplified.= By VICTOR W. PAGE, M.S.A.E.

A comprehensive treatise devoted entirely to secondary batteries

and their maintenance, repair and use.

This is the most up-to-date book on this subject. Describes

fully the Exide, Edison, Gould, Willard, U. S. L. and other

storage battery forms in the types best suited for automobile,

stationary and marine work. Nothing of importance has been

omitted that the reader should know about the practical

operation and care of storage batteries. No details have been

slighted. The instructions for charging and care have been made

as simple as possible. Brief Synopsis of Chapters: Chapter

I.--Storage Battery Development; Types of Storage Batteries;

Lead Plate Types; The Edison Cell. Chapter II.--Storage Battery

Construction; Plates and Girds; Plante Plates; Faure Plates;

Non-Lead Plates; Commercial Battery Designs. Chapter

III.--Charging Methods; Rectifiers; Converters; Rheostats; Rules

for Charging. Chapter IV.--Battery Repairs and Maintenance.

Chapter V.--Industrial Application of Storage Batteries;

Glossary of Storage Battery Terms. 208 Pages. Very Fully

Illustrated. Price =$1.50 net=.

=Motorcycles, Side Cars and Cyclecars; their Construction, Management

and Repair.= By VICTOR W. PAGE, M.S.A.E.

The only complete work published for the motorcyclist and

cyclecarist. Describes fully all leading types of machines,

their design, construction, maintenance, operation and repair.

This treatise outlines fully the operation of two- and

four-cycle power plants and all ignition, carburetion and

lubrication systems in detail. Describes all representative

types of free engine clutches, variable speed gears and power

transmission systems. Gives complete instructions for operating

and repairing all types. Considers fully electric self-starting

and lighting systems, all types of spring frames and spring

forks and shows leading control methods. For those desiring

technical information a complete series of tables and many

formulae to assist in designing are included. The work tells how

to figure power needed to climb grades, overcome air resistance

and attain high speeds. It shows how to select gear ratios for

various weights and powers, how to figure braking efficiency

required, gives sizes of belts and chains to transmit power

safely, and shows how to design sprockets, belt pulleys, etc.

This work also includes complete formulae for figuring

horse-power, shows how dynamometer tests are made, defines

relative efficiency of air and water-cooled engines, plain and

anti-friction bearings and many other data of a practical,

helpful, engineering nature. Remember that you get this

information in addition to the practical description and

instructions which alone are worth several times the price of

the book. 550 pages. 350 specially made illustrations, 5 folding

plates. Cloth. Price =$1.50=

WHAT IS SAID OF THIS BOOK:

"Here is a book that should be in the cycle repairer's

kit."--_American Blacksmith._

"The best way for any rider to thoroughly understand his

machine, is to get a copy of this book; it is worth many times

its price."--_Pacific Motorcyclist._

~AUTOMOBILE AND MOTORCYCLE CHARTS~

=Chart. Location of Gasoline Engine Troubles Made Easy--A Chart Showing

Sectional View of Gasoline Engine.= Compiled by VICTOR W. PAGE, M.S.A.E.

It shows clearly all parts of a typical four-cylinder gasoline

engine of the four-cycle type.

It outlines distinctly all parts liable to give trouble and also

details the derangements apt to interfere with smooth engine

operation.

Valuable to students, motorists, mechanics, repairmen,

garagemen, automobile salesmen, chauffeurs, motorboat owners,

motor-truck and tractor drivers, aviators, motor-cyclists, and

all others who have to do with gasoline power plants.

It simplifies location of all engine troubles, and while it will

prove invaluable to the novice, it can be used to advantage by

the more expert. It should be on the walls of every public and

private garage, automobile repair shop, club house or school. It

can be carried in the automobile or pocket with ease, and will

insure against loss of time when engine trouble manifests

itself.

This sectional view of engine is a complete review of all motor

troubles. It is prepared by a practical motorist for all who

motor. More information for the money than ever before offered.

No details omitted. Size 25x38 inches. Securely mailed on

receipt of =25 Cents=

=Chart. Location of Ford Engine Troubles Made Easy.= Compiled by VICTOR

W. PAGE, M.S.A.E.

This shows clear sectional views depicting all portions of the

Ford power plant and auxiliary groups. It outlines clearly all

parts of the engine, fuel supply system, ignition group and

cooling system, that are apt to give trouble, detailing all

derangements that are liable to make an engine lose power, start

hard or work irregularly. This chart is valuable to students,

owners, and drivers, as it simplifies location of all engine

faults. Of great advantage as an instructor for the novice, it

can be used equally well by the more expert as a work of

reference and review. It can be carried in the tool-box or

pocket with ease and will save its cost in labor eliminated the

first time engine trouble manifests itself. Prepared with

special reference to the average man's needs and is a practical

review of all motor troubles because it is based on the actual

experience of an automobile engineer-mechanic with the mechanism

the chart describes. It enables the non-technical owner or

operator of a Ford car to locate engine derangements by

systematic search, guided by easily recognized symptoms instead

of by guesswork. It makes the average owner independent of the

roadside repair shop when touring. Must be seen to be

appreciated. Size 25x38 inches. Printed on heavy bond paper.

Price =25 cents=

=Chart. Lubrication of the Motor Car Chassis.= Compiled by VICTOR W.

PAGE, M.S.A.E.

This chart presents the plan view of a typical six-cylinder

chassis of standard design and all parts are clearly indicated

that demand oil, also the frequency with which they must be

lubricated and the kind of oil to use. A practical chart for all

interested in motor-car maintenance. Size 24x38 inches. Price

=25 cents=

=Chart. Location of Carburetion Troubles Made Easy.= Compiled by VICTOR

W. PAGE, M.S.A.E.

This chart shows all parts of a typical pressure feed fuel

supply system and gives causes of trouble, how to locate defects

and means of remedying them. Size 24x38 inches. Price =25 cents=

=Chart. Location of Ignition System Troubles Made Easy.= Compiled by

VICTOR W. PAGE, M.S.A.E.

In this diagram all parts of a typical double ignition system

using battery and magneto current are shown, and suggestions are

given for readily finding ignition troubles and eliminating them

when found. Size 24x38 inches. Price =25 cents=

=Chart. Location of Cooling and Lubrication System Faults.= Compiled by

VICTOR W. PAGE, M.S.A.E.

This composite diagram shows a typical automobile power plant

using pump circulated water-cooling system and the most popular

lubrication method. Gives suggestions for curing all overheating

and loss of power faults due to faulty action of the oiling or

cooling group. Size 24x38 inches. Price =25 cents=

=Chart. Motorcycle Troubles Made Easy.= Compiled by VICTOR W PAGE,

M.S.A.E.

A chart showing sectional view of a single-cylinder gasoline

engine. This chart simplifies location of all power-plant

troubles. A single-cylinder motor is shown for simplicity. It

outlines distinctly all parts liable to give trouble and also

details the derangements apt to interfere with smooth engine

operation. This chart will prove of value to all who have to do

with the operation, repair or sale of motorcycles. No details

omitted. Size 30x20 inches Price =25 cents=

~AVIATION~

=Aviation Engines, their Design, Construction, Operation and Repair.= By

Lieut. VICTOR W. PAGE, Aviation Section, S.C.U.S.R.

A practical work containing valuable instructions for aviation

students, mechanicians, squadron engineering officers and all

interested in the construction and upkeep of airplane power

plants.

The rapidly increasing interest in the study of aviation, and

especially of the highly developed internal combustion engines

that make mechanical flight possible, has created a demand for a

text-book suitable for schools and home study that will clearly

and concisely explain the workings of the various aircraft

engines of foreign and domestic manufacture.

This treatise, written by a recognized authority on all of the

practical aspects of internal combustion engine construction,

maintenance and repair fills the need as no other book does.

The matter is logically arranged; all descriptive matter is

simply expressed and copiously illustrated so that anyone can

understand airplane engine operation and repair even if without

previous mechanical training. This work is invaluable for anyone

desiring to become an aviator or aviation mechanician.

The latest rotary types, such as the Gnome, Monosoupape, and Le

Rhone, are fully explained, as well as the recently developed

Vee and radial types. The subjects of carburetion, ignition,

cooling and lubrication also are covered in a thorough manner.

The chapters on repair and maintenance are distinctive and found

in no other book on this subject.

Invaluable to the student, mechanic and soldier wishing to enter

the aviation service.

Not a technical book, but a practical, easily understood work of

reference for all interested in aeronautical science. 576 octavo

pages. 253 specially made engravings. Price =$3.00 net=

~GLOSSARY OF AVIATION TERMS~

=Termes D'Aviation, English-French, French-English.= Compiled by Lieuts.

VICTOR W. PAGE, A.S., S.C.U.S.R., and PAUL MONTARIOL of the French

Flying Corps, on duty on Signal Corps Aviation School, Mineola, L. I.

A complete, well illustrated volume intended to facilitate

conversation between English-speaking and French aviators. A

very valuable book for all who are about to leave for duty

overseas.

Approved for publication by Major W. G. Kilner, S.C., U.S.C.O.

Signal Corps Aviation School. Hazelhurst Field, Mineola, L. I.

This book should be in every Aviator's and Mechanic's Kit for

ready reference. 128 pages. Fully illustrated with detailed

engravings. Price =$1.00=

=Aviation Chart. Location of Airplane Power Plant Troubles Made Easy.=

By Lieut. VICTOR W. PAGE, A.S., S.C.U.S.R.

A large chart outlining all parts of a typical airplane power

plant, showing the points where trouble is apt to occur and

suggesting remedies for the common defects. Intended especially

for Aviators and Aviation Mechanics on School and Field Duty.

Price =50 cents=

~BRAZING AND SOLDERING~

=Brazing and Soldering.= By JAMES F. HOBART.

The only book that shows you just how to handle any job of

brazing or soldering that comes along; it tells you what mixture

to use, how to make a furnace if you need one. Full of valuable

kinks. The fifth edition of this book has just been published,

and to it much new matter and a large number of tested formulae

for all kinds of solders and fluxes have been added.

Illustrated. Price =25 cents=

~CHARTS~

=Aviation Chart. Location of Airplane Power Plant Troubles Made Easy.=

By Lieut. VICTOR W. PAGE, A.S., S.C.U.S.R.

A large chart outlining all parts of a typical airplane power

plant, showing the points where trouble is apt to occur and

suggesting remedies for the common defects. Intended especially

for Aviators and Aviation Mechanics on School and Field Duty.

Price =50 cents=

=Gasoline Engine Troubles Made Easy--A Chart Showing Sectional View of

Gasoline Engine.= Compiled by Lieut. VICTOR W. PAGE, A.S., S.C.U.S.R.

It shows clearly all parts of a typical four-cylinder gasoline

engine of the four-cycle type. It outlines distinctly all parts

liable to give trouble and also details the derangements apt to

interfere with smooth engine operation.

Valuable to students, motorists, mechanics, repairmen,

garagemen, automobile salesmen, chauffeurs, motor-boat owners,

motor-truck and tractor drivers, aviators, motor-cyclists, and

all others who have to do with gasoline power plants.

It simplifies location of all engine troubles, and while it will

prove invaluable to the novice, it can be used to advantage by

the more expert. It should be on the walls of every public and

private garage, automobile repair shop, club house or school. It

can be carried in the automobile or pocket with ease and will

insure against loss of time when engine trouble manifests

itself.

This sectional view of engine is a complete review of all motor

troubles. It is prepared by a practical motorist for all who

motor. No details omitted. Size 25x38 inches. Price =25 cents=

=Lubrication of the Motor Car Chassis.=

This chart presents the plan view of a typical six-cylinder

chassis of standard design and all parts are clearly indicated

that demand oil, also the frequency with which they must be

lubricated and the kind of oil to use. A practical chart for all

interested in motor-car maintenance. Size 24x38 inches. Price

=25 cents=

=Location of Carburetion Troubles Made Easy.=

This chart shows all parts of a typical pressure feed fuel

supply system and gives causes of trouble, how to locate defects

and means of remedying them. Size 24x38 inches. Price =25 cents=

=Location of Ignition System Troubles Made Easy.=

In this chart all parts of a typical double ignition system

using battery and magneto current are shown and suggestions are

given for readily finding ignition troubles and eliminating them

when found. Size 24x38 inches. Price =25 cents=

=Location of Cooling and Lubrication System Faults.=

This composite chart shows a typical automobile power plant

using pump circulated water-cooling system and the most popular

lubrication method. Gives suggestions for curing all overheating

and loss of power faults due to faulty action of the oiling or

cooling group. Size 24x38 inches. Price =25 Cents=

=Motorcycle Troubles Made Easy--A Chart Showing Sectional View of

Single-Cylinder Gasoline Engine.= Compiled by VICTOR W. PAGE, M.S.A.E.

This chart simplifies location of all power-plant troubles, and

will prove invaluable to all who have to do with the operation,

repair or sale of motorcycles. No details omitted. Size 25x38

inches. Price =25 cents=

=Location of Ford Engine Troubles Made Easy.= Compiled by VICTOR W.

PAGE, M.S.A.E.

This shows clear sectional views depicting all portions of the

Ford power plant and auxiliary groups. It outlines clearly all

parts of the engine, fuel supply system, ignition group and

cooling system, that are apt to give trouble, detailing all

derangements that are liable to make an engine lose power, start

hard or work irregularly. This chart is valuable to students,

owners, and drivers, as it simplifies location of all engine

faults. Of great advantage as an instructor for the novice, it

can be used equally well by the more expert as a work of

reference and review. It can be carried in the toolbox or pocket

with ease and will save its cost in labor eliminated the first

time engine trouble manifests itself. Prepared with special

reference to the average man's needs and is a practical review

of all motor troubles because it is based on the actual

experience of an automobile engineer-mechanic with the mechanism

the chart describes. It enables the non-technical owner or

operator of a Ford car to locate engine derangements by

systematic search, guided by easily recognized symptoms instead

of by guesswork. It makes the average owner independent of the

roadside repair shop when touring. Must be seen to be

appreciated. Size 25x38 inches. Printed on heavy bond paper.

Price =25 cents=

=Modern Submarine Chart--with Two Hundred Parts Numbered and Named.=

A cross-section view, showing clearly and distinctly all the

interior of a Submarine of the latest type. You get more

information from this chart, about the construction and

operation of a Submarine, than in any other way. No details

omitted--everything is accurate and to scale. It is absolutely

correct in every detail, having been approved by Naval

Engineers. All the machinery and devices fitted in a modern

Submarine Boat are shown, and to make the engraving more readily

understood all the features are shown in operative form, with

Officers and Men in the act of performing the duties assigned to

them in service conditions. This CHART IS REALLY AN ENCYCLOPEDIA

OF A SUBMARINE. It is educational and worth many times its cost.

Mailed in a Tube for =25 Cents=

=Box Car Chart.=

A chart showing the anatomy of a box car, having every part of

the car numbered and its proper name given in a reference list.

Price =25 Cents=

=Gondola Car Chart.=

A chart showing the anatomy of a gondola car, having every part

of the car numbered and its proper reference name given in a

reference list. Price =25 Cents=

=Passenger-Car Chart.=

A chart showing the anatomy of a passenger-car, having every

part of the car numbered and its proper name given in a

reference list =25 Cents=

=Steel Hopper Bottom Coal Car.=

A chart showing the anatomy of a steel Hopper Bottom Coal Car,

having every part of the car numbered and its proper name given

in a reference list. Price =25 Cents=

=Tractive Power Chart.=

A chart whereby you can find the tractive power or drawbar pull

of any locomotive without making a figure. Shows what cylinders

are equal, how driving wheels and steam pressure affect the

power. What sized engine you need to exert a given drawbar pull

or anything you desire in this line. Price =50 Cents=

=Horse-Power Chart.=

Shows the horse-power of any stationary engine without

calculation. No matter what the cylinder diameter of stroke, the

steam pressure of cut-off, the revolutions, or whether

condensing or non-condensing, it's all there. Easy to use,

accurate, and saves time and calculations. Especially useful to

engineers and designers. Price =50 Cents=

=Boiler Room Chart.= By GEO. L. FOWLER.

A chart--size 14x28 inches--showing in isometric perspective the

mechanisms belonging in a modern boiler room. The various parts

are shown broken or removed, so that the internal construction

is fully illustrated. Each part is given a reference number, and

these, with the corresponding name, are given in a glossary

printed at the sides. This chart is really a dictionary of the

boiler room--the names of more than 200 parts being given. Price

=25 Cents=

~COKE~

=Modern Coking Practice, Including Analysis of Materials and Products.=

By J. E. CHRISTOPHER and T. H. BYROM.

This, the standard work on the subject, has just been revised.

It is a practical work for those engaged in Coke manufacture and

the recovery of By-products. Fully illustrated with folding

plates. It has been the aim of the authors, in preparing this

book, to produce one which shall be of use and benefit to those

who are associated with, or interested in, the modern

developments of the industry. Among the Chapters contained in

Volume I are: Introduction; Classification of Fuels; Impurities

of Coals; Coal Washing; Sampling and Valuation of Coals, etc.;

Power of Fuels; History of Coke Manufacture; Developments in the

Coke Oven Design; Recent Types of Coke Ovens; Mechanical

Appliances at Coke Ovens; Chemical and Physical Examination of

Coke. Volume II covers fully the subject of By-Products. Price,

per volume =$3.00 net=

~COMPRESSED AIR~

=Compressed Air in All Its Applications.= By GARDNER D. HISCOX.

This is the most complete book on the subject of Air that has

ever been issued, and its thirty-five chapters include about

every phase of the subject one can think of. It may be called an

encyclopedia of compressed air. It is written by an expert, who,

in its 665 pages, has dealt with the subject in a comprehensive

manner, no phase of it being omitted. Includes the physical

properties of air from a vacuum to its highest pressure, its

thermodynamics, compression, transmission and uses as a motive

power, in the Operation of Stationary and Portable Machinery, in

Mining, Air Tools, Air Lifts, Pumping of Water, Acids, and Oils;

the Air Blast for Cleaning and Painting the Sand Blast and its

Work, and the Numerous Appliances in which Compressed Air is a

Most Convenient and Economical Transmitter of Power for

Mechanical Work, Railway Propulsion, Refrigeration, and the

Various Uses to which Compressed Air has been applied. Includes

forty-four tables of the physical properties of air, its

compression, expansion, and volumes required for various kinds

of work, and a list of patents on compressed air from 1875 to

date. Over 500 illustrations, 5th Edition, revised and enlarged.

Cloth bound. Price =$5.00=

Half Morocco. Price =$6.50=

~CONCRETE~

=Concrete Workers' Reference Books. A Series of Popular Handbooks for

Concrete Users.= Prepared by A. A. HOUGHTON =50 cents=

_The author, in preparing this Series, has not only treated on

the usual types of construction, but explains and illustrates

molds and systems that are not patented, but which are equal in

value and often superior to those restricted by patents. These

molds are very easily and cheaply constructed and embody

simplicity, rapidity of operation, and the most successful

results in the molded concrete. Each of these books is fully

illustrated, and the subjects are exhaustively treated in plain

English._

=Concrete Wall Forms.= By A. A. HOUGHTON.

A new automatic wall clamp is illustrated with working drawings.

Other types of wall forms, clamps, separators, etc., are also

illustrated and explained. (No. 1 of Series) Price =50 cents=

=Concrete Floors and Sidewalks.= By A. A. HOUGHTON.

The molds for molding squares, hexagonal and many other styles

of mosaic floor and sidewalk blocks are fully illustrated and

explained. (No. 2 of Series) Price =50 cents=

=Practical Concrete Silo Construction.= By A. A. HOUGHTON.

Complete working drawings and specifications are given for

several styles of concrete silos, with illustrations of molds

for monolithic and block silos. The tables, data, and

information presented in this book are of the utmost value in

planning and constructing all forms of concrete silos. (No. 3 of

Series) Price =50 cents=

=Molding Concrete Chimneys, Slate and Hoof Tiles.= By A. A. HOUGHTON.

The manufacture of all types of concrete slate and roof tile is

fully treated. Valuable data on all forms of reinforced concrete

roofs are contained within its pages. The construction of

concrete chimneys by block and monolithic systems is fully

illustrated and described. A number of ornamental designs of

chimney construction with molds are shown in this valuable

treatise. (No. 4 of Series.) Price =50 cents=

=Molding and Curing Ornamental Concrete.= By A. A. HOUGHTON.

The proper proportions of cement and aggregates for various

finishes, also the method of thoroughly mixing and placing in

the molds, are fully treated. An exhaustive treatise on this

subject that every concrete worker will find of daily use and

value. (No. 5 of Series.) Price =50 cents=

=Concrete Monuments, Mausoleums and Burial Vaults.= By A. A. HOUGHTON.

The molding of concrete monuments to imitate the most expensive

cut stone is explained in this treatise with working drawings of

easily built molds. Cutting inscriptions and designs are also

fully treated. (No. 6 of Series.) Price =50 cents=

=Molding Concrete Bathtubs, Aquariums and Natatoriums.= By A. A.

HOUGHTON.

Simple molds and instruction are given for molding many styles

of concrete bathtubs, swimming-pools, etc. These molds are

easily built and permit rapid and successful work. (No. 7 of

Series.) Price =50 cents=

=Concrete Bridges, Culverts and Sewers.= By A. A. HOUGHTON.

A number of ornamental concrete bridges with illustrations of

molds are given. A collapsible center or core for bridges,

culverts and sewers is fully illustrated with detailed

instructions for building. (No. 8 of Series.) Price =50 cents=

=Constructing Concrete Porches.= By A. A. HOUGHTON.

A number of designs with working drawings of molds are fully

explained so any one can easily construct different styles of

ornamental concrete porches without the purchase of expensive

molds. (No. 9 of Series.) Price =50 cents=

=Molding Concrete Flower-Pots, Boxes, Jardinieres, Etc.= By A. A.

HOUGHTON.

The molds for producing many original designs of flower-pots,

urns, flower-boxes, jardinieres, etc., are fully illustrated and

explained, so the worker can easily construct and operate same.

(No. 10 of Series.) Price =50 cents=

=Molding Concrete Fountains and Lawn Ornaments.= By A. A. HOUGHTON.

The molding of a number of designs of lawn seats, curbing,

hitching posts, pergolas, sun dials and other forms of

ornamental concrete for the ornamentation of lawns and gardens,

is fully illustrated and described. (No. 11 of Series.) Price

=50 cents=

=Concrete from Sand Molds.= By A. A. HOUGHTON.

A Practical Work treating on a process which has heretofore been

held as a trade secret by the few who possessed it, and which

will successfully mold every and any class of ornamental

concrete work. The process of molding concrete with sand molds

is of the utmost practical value, possessing the manifold

advantages of a low cost of molds, the ease and rapidity of

operation, perfect details to all ornamental designs, density

and increased strength of the concrete, perfect curing of the

work without attention and the easy removal of the molds

regardless of any undercutting the design may have. 192 pages.

Fully illustrated Price =$2.00=

=Ornamental Concrete without Molds.= By A. A. HOUGHTON.

The process for making ornamental concrete without molds has

long been held as a secret, and now, for the first time, this

process is given to the public. The book reveals the secret and

is the only book published which explains a simple, practical

method whereby the concrete worker is enabled, by employing wood

and metal templates of different designs, to mold or model in

concrete any Cornice, Archivolt, Column, Pedestal, Base Cap, Urn

or Pier in a monolithic form--right upon the job. These may be

molded in units or blocks and then built up to suit the

specifications demanded. This work is fully illustrated, with

detailed engravings. Price =$2.00=

=Concrete for the Farm and in the Shop.= By H. COLIN CAMPBELL, C.E.,

E.M.

"Concrete for the Farm and in the Shop" is a new book from cover

to cover, illustrating and describing in plain, simple language

many of the numerous applications of concrete within the range

of the home worker. Among the subjects treated are: Principles

of Reinforcing; Methods of Protecting Concrete so as to Insure

Proper Hardening; Home-made Mixers; Mixing by Hand and Machine;

Form Construction, Described and Illustrated by Drawings and

Photographs; Construction of Concrete Walls and Fences; Concrete

Fence Posts; Concrete Gate Posts; Corner Posts; Clothes Line

Posts; Grape Arbor Posts; Tanks; Troughs; Cisterns; Hog Wallows;

Feeding Floors and Barnyard Pavements; Foundations; Well Curbs

and Platforms; Indoor Floors; Sidewalks; Steps; Concrete Hotbeds

and Cold Frames; Concrete Slab Roofs; Walls for Buildings;

Repairing Leaks in Tanks and Cisterns; and all topics associated

with these subjects as bearing upon securing the best results

from concrete are dwelt upon at sufficient length in plain

every-day English so that the inexperienced person desiring to

undertake a piece of concrete construction can, by following the

directions set forth in this book, secure 100 per cent. success

every time. A number of convenient and practical tables for

estimating quantities, and some practical examples, are also

given. (5x7.) 149 pages. 51 illustrations. Price =75 cents=

=Popular Handbook for Cement and Concrete Users.= By MYRON H. LEWIS.

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