BUSINESS AND PERSONAL.

_The Charge for Insertion under this head is One Dollar a line for

each insertion; about eight words to a line. Advertisements must be

received at publication office as early as Thursday morning to appear

in next issue._

-->_The publishers of this paper guarantee to advertisers a

circulation of not less than 50,000 copies every weekly issue._

* * * * *

Lubricene, Gear Grease, Cylinder and Machinery Oils. R. J. Chard, 6

Burling Slip, New York.

Telephones repaired, parts of same for sale. Send stamp for circulars.

P.O. Box 205, Jersey City, N. J.

The genuine Asbestos Liquid Paints are the purest, finest, richest,

and most durable paints ever made for structural purposes. H. W. Johns

M'f'g Co., 87 Maiden Lane, sole manufacturers.

The Finger Annunciator, and all other electr. apparatus, by Finger

Annunciator Co., 73 Cornhill, Boston.

The most popular Pens in use are those of the Esterbrook Steel Pen

Company. For sale everywhere. Everybody send Circular to R. K. Teller,

Unadilla, N. Y.

A few pat. Centering and Squaring Attachments for Lathes, made by R.

E. State & Co., entirely new, for sale cheap. J. & W. State, Lock Box

291, Springfield, Ohio.

Soapstone and Empire Gum Core Packing, the best for Railroads. Greene,

Tweed & Co., New York.

Our new Stylographic Pen (just patented), having the duplex

interchangeable point section, is the very latest improvement. The

Stylographic Pen Co., Room 13, 169 Broadway, N. Y.

Shaw's U. S. Standard of Pressure. Mercury Gauges, all pressures,

Steam, Hydraulic, and Vacuum. Best for pumping stations and pipe

lines. 915 Ridge Ave., Philadelphia, Pa.

For Sale low--52 x 17 feet Sidewheel Boat, and one 23 x 51/2 feet

Launch; best condition. S. E. Harthan, Worcester, Mass.

Wanted.--Farm Engine, with Steam Plow Attachment. Address P. O. Box

18, Reinbeck, Iowa.

Advertising of all kinds in all American Newspapers. Special lists

free. Address E. N. Freshman & Bros., Cincinnati, O.

Patent for Sale Cheap.--Entire Patent or State Rights. Just the thing

for the summer. Money can be made out of it. Other business prevents

owner from handling it. A. H. Watkins, 294 Harrison Ave., Boston,

Mass.

We keep a full assortment of Esterbrook's, Gillott's, Spencerian,

Perry's, and Lamar's Pens. Send for price list to J. Leach, 86 Nassau

St., New York.

For Sale.--A Baltimore City Fire Department Steam Fire Engine, in

complete working order. Address P.O. Box 676, Baltimore, Md.

Metallic Piston Rod Packing Company, 773 Broad St., Newark, N. J.

Agents wanted; terms liberal.

Skinner & Wood, Erie, Pa., Portable and Stationary Engines, are full

of orders, and withdraw their illustrated advertisement. Send for

their new circulars.

Asbestos Board on Chimneys prevents their heat from affecting the

temperature of rooms through which they pass. Asbestos Pat. Fiber Co.,

lim., 194 Broadway, N. Y.

Sweetland & Co., 126 Union St., New Haven, Conn., manufacture the

Sweetland Combination Chuck.

Power, Foot, and Hand Presses for Metal Workers. Lowest prices.

Peerless Punch & Shear Co., 52 Dey St., N. Y. The Brown Automatic

Cut-off Engine; unexcelled for workmanship, economy, and durability.

Write for information. C. H. Brown & Co., Fitchburg, Mass.

Corrugated Traction Tire for Portable Engines, etc. Sole

manufacturers, H. Lloyd, Son & Co., Pittsburg, Pa.

For the best Stave, Barrel, Keg, and Hogshead Machinery, address H. A.

Crossley, Cleveland, Ohio.

Best Oak Tanned Leather Belting. Wm. F. Forepaugh, Jr., & Bros. 531

Jefferson St., Philadelphia, Pa.

National Steel Tube Cleaner for boiler tubes. Adjustable, durable.

Chalmers-Spence Co., 40 John St., N. Y.

Split Pulleys at low prices, and of same strength and appearance

as Whole Pulleys. Yocom & Son's Shafting Works, Drinker St.,

Philadelphia, Pa.

Stave, Barrel, Keg, and Hogshead Machinery a specialty by E. & B.

Holmes, Buffalo, N. Y.

Solid Emery Vulcanite Wheels--The Solid Original Emery Wheel other

kinds imitations and inferior. Caution.--Our name is stamped in full

on all our best Standard Belting, Packing, and Hose. Buy that only.

The best is the cheapest. New York Belting and Packing Company, 37 and

38 Park Bow. N. Y.

For Separators, Farm & Vertical Engines, see adv. p. 382.

Walrus Leather, Emery, and Polishing Goods. Greene, Tweed & Co., 118

Chambers St., New York.

Nickel Plating.--Sole manufacturers cast nickel anodes, pure nickel

salts, importers Vienna lime, crocus, etc. Condit, Hanson & Van

Winkle, Newark, N. J., and 92, and 94 Liberty St., New York.

Presses, Dies, and Tools for working Sheet Metal, etc. Fruit & other

can tools. Bliss & Williams, B'klyn, N. Y.

Bradley's cushioned helve hammers. See illus. ad. p. 397.

Instruction in Steam and Mechanical Engineering. A thorough practical

education, and a desirable situation as soon as competent, can be

obtained at the National Institute of Steam Engineering, Bridgeport,

Conn. For particulars, send for pamphlet.

Hydraulic Jacks, Presses and Pumps. Polishing and Buffing Machinery

Patent Punches, Shears, etc. E. Lyon & Co., 470 Grand St., New York.

Forsaith & Co., Manchester, N. H., & 207 Centre St., N. Y. Bolt

Forging Machines, Power Hammers, Comb'd Hand Fire Eng. & Hose

Carriages, New & 2d hand Machinery. Send stamp for illus. cat. State

just what you want.

For Mill Mach'y & Mill Furnishing, see illus. adv. p. 381.

Air Compressors, Blowing Engines, Steam Pumping Machinery, Hydraulic

Presses. Philadelphia Hydraulic Works, Philadelphia, Pa.

For Patent Shapers and Planers, see ills. adv. p. 380.

For Pat. Safety Elevators, Hoisting Engines, Friction Clutch Pulleys,

Cut-off Coupling, see Frisbie's ad. p. 316.

Machine Knives for Wood-working Machinery, Book Binders, and Paper

Mills. Large knife work a specialty. Also manufacturers of Soloman's

Parallel Vise. Taylor. Stiles & Co., Riegelsville, N. J.

For Alcott's Improved Turbine, see adv. p. 297.

Mineral Lands Prospected, Artesian Wells Bored, by Pa. Diamond Drill

Co. Box 423, Pottsville, Pa. See p. 381.

Scientific American, Vol. XLIII.—No. 1. [New Series.], July 3, 1880 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures · 第 93 / 157 题