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._

Valves and Hydrants, warranted to give perfect satisfaction. Chapman

Valve Manuf. Co., Boston, Mass.

Brown & Sharpe, Prov., R. I. Best Gear Teeth Cutters and Index Plates

at low prices. Send for catalogue.

Wanted--Galvanic Battery, Induction Coil, Electro-Magnet. Address,

with description and price, Box 1700, Boston, Mass.

New Steam Governor.--Entire right for $3,000. For circulars address E.

Towns, Cisne, Ill.

Gutta Percha, pure and sheeted, for sale in quantities to suit.

Anderson & Reynolds, Salem, Mass.

The new fragrant Vanity Fair Cigarettes. New combinations of rare Old

Perique and Virginia.

Wanted--Second-hand Corliss Engine, 100 to 125 H. P. Address P. O. Box

1208, New Haven, Conn.

17 and 20 in. Gibed Rest Screw Lathes. Geo. S. Lincoln, Hartford,

Conn.

"Downer's Anti-Incrustation Liquid" for Removal and Prevention of

Scales in Steam Boilers, is spoken of in highest terms by those who

have given it a thorough trial. Circulars and price lists furnished on

application. A. H. Downer, 17 Peck Slip, New York.

Mr. W. B. Adams, one of the most extensive contractors and decorators

in this city, says he has used nearly fifty thousand gallons of H. W.

Johns' Asbestos Liquid Paints, and after an experience of twenty years

with white lead and other paints, he considers them not only superior

in richness of color and durability, but owing to their wonderful

covering properties, they are fully 20 per cent more economical than

any others.

New Pamphlet of "Burnham's Standard Turbine Wheel" sent free by N. F.

Burnham, York, Pa.

Gaume's Electric Engine. 171 Pearl St., B'klyn, N. Y.

Engines, ½ to 5 H. P. G. F. Shedd, Waltham, Mass.

Clipper Injector. J. D. Lynde, Philadelphia, Pa.

Diamond Drills, J. Dickinson, 64 Nassau St., N. Y.

Eagle Anvils, 9 cents per pound. Fully warranted.

Case Hardening Preparation. Box 73, Willimantic, Ct.

Vertical Burr Mill. C. K. Bullock, Phila., Pa.

Sheet Metal Presses, Ferracute Co., Bridgeton, N. J.

Mundy's Pat. Friction Hoist. Eng., of any power, double and single.

Said by all to be the best. J. S. Mundy, Newark, N. J.

Auction Sale.--The Machinery and Property of the well known Hardie's

Machine Works, 62 and 64 Church St., Albany, N. Y., will be sold March

26, at noon. No postponement.

To Manufacturers or Capitalists.--A rare chance to control a valuable

agricultural patented implement. Address S. A. Fisher, Maplewood,

Mass.

Reflecting Telescope, 6½ inches aperture, well mounted, price

only $70. J. Ramsden, Philadelphia, Pa.

See Hogins' Laundry Table, illustrated on page 194. State, Canada, and

entire right for sale.

Emery.--Best Turkey Emery in bbls., kegs, and cases in quantities to

suit. Greene, Tweed & Co., 18 Park Place, N. Y.

The SCIENTIFIC AMERICAN Export Edition is published monthly, about the

15th of each month. Every number comprises most of the plates of the

four preceding weekly numbers of the SCIENTIFIC AMERICAN, with other

appropriate contents, business announcements, etc. It forms a large

and splendid periodical of nearly one hundred quarto pages, each

number illustrated with about one hundred engravings. It is a complete

record of American progress in the arts.

Gold, Silver, and Nickel Plater wants situation. Address Plater,

Oakville, Conn.

Amateur Photo. Apparatus, including instructions; outfits complete. E.

Sackmann & Co., 278 Pearl St., N. Y.

Outfits for Nickel and Silver Plating, $5 to $200. Union Silver

Plating Company, Princeton, Ill.

Send for Circulars of Indestructible Boot and Shoe Soles to H. C.

Goodrich, 40 Hoyne Ave., Chicago, Ill.

For Sale.--Brown & Sharp Universal Milling Machine; Bement Profiling

Machine; first-class 2d hand Machine Tools. E. P. Bullard, 14 Dey St.,

New York.

For Sale.--7 foot bed Putnam Planer, $350. A. A. Pool & Co., Newark,

N. J.

Bevins & Co.'s Hydraulic Elevator. Great power, simplicity, safety,

economy, durability. 94 Liberty St. N. Y.

A Cupola works best with forced blast from a Baker Blower. Wilbraham

Bros., 2,318 Frankford Ave., Phila.

Shaw's Noise Quieting Nozzles and Mercury Pressure Gauges. T. Shaw,

915 Ridge Ave., Philadelphia, Pa.

For Solid Wrought Iron Beams, etc., see advertisement. Address Union

Iron Mills, Pittsburgh, Pa., for lithograph, etc.

H. Prentiss & Company, 14 Dey St., N. Y., Manufs. Taps, Dies, Screw

Plates, Reamers, etc. Send for list.

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

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

Nickel Plating.--A white deposit guaranteed by using our material.

Condit, Hanson & Van Winkle, Newark, N. J.

Hydraulic Elevators for private houses, hotels, and public buildings.

Burdon Iron Works, Brooklyn, N. Y.

The Lathes, Planers, Drills, and other Tools, new and second-hand, of

the Wood & Light Machine Company, Worcester, are to be sold out very

low by the George Place Machinery Agency, 121 Chambers St., New York.

Hydraulic Presses and Jacks, new and second hand. Lathes and Machinery

for Polishing and Buffing Metals E. Lyon & Co., 470 Grand St., 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 Row, N. Y.

Pulverizing Mills for all hard substances and grinding purposes.

Walker Bros. & Co., 23d & Wood St., Phila., Pa.

Portland Cement--Roman & Keene's, for walks, cisterns, foundations,

stables, cellars, bridges, reservoirs, breweries, etc. Remit 25 cents

postage stamps for Practical Treatise on Cements. S. L. Merchant &

Co., 53 Broadway, New York.

Needle Pointed Iron, Brass, and Steel Wire for all purposes. W. Crabb,

Newark, N. J.

Manufacturers of Improved Goods who desire to build up a lucrative

foreign trade, will do well to insert a well displayed advertisement

in the SCIENTIFIC AMERICAN Export Edition. This paper has a very large

foreign circulation.

Band Saws, $100; Scroll Saws, $75; Planers, $150; Universal Wood

Workers and Hand Planers, $150, and upwards. Bentel, Margedant & Co.,

Hamilton, Ohio.

The best Friction Clutch Pulley and Friction Hoisting Machinery in the

world, to be seen with power applied, 95 and 97 Liberty St., New York.

D. Frisbie & Co., New Haven, Conn.

C. M. Flint, Fitchburg, Mass., Mfr. of Saw Mills and Dogs, Shingle and

Clapboard Machines. Circulars.

Blake's Belt Studs; strongest, cheapest, and best fastening for

Leather or Rubber Belts. Greene, Tweed & Co., New York.

No gum! No grit! No acid! Anti-Corrosive Cylinder Oil is the best in

the world, and the first and only oil that perfectly lubricates a

railroad locomotive cylinder, doing it with half the quantity required

of best lard or tallow, giving increased power and less wear to

machinery, with entire freedom from gum, stain, or corrosion of any

sort, and it is equally superior for all steam cylinders or heavy work

where body or cooling qualities are indispensable. A fair trial

insures its continued use. Address E. H. Kellogg, sole manufacturer,

17 Cedar St., New York.

The unprecedented demand for Kinney Bros.' New Cigarette, Sweet

Caporal, is a good recommendation as to their merit.

Wheels and Pinions, heavy and light, remarkably strong and durable.

Especially suited for sugar mills and similar work. Pittsburgh Steel

Casting Company, Pittsburgh, Pa.

Deoxidized Bronze. Patent for machine and engine journals.

Philadelphia Smelting Co., Phila., Pa.

For Sale.--4 H. P. Vertical Engine and Boiler (New York Safety Steam

Power Co.'s make), as good, and in some respects better, than new.

Address H. M. Quackenbush, Herkimer, N. Y.

Wood-working Machinery, Waymouth Lathes. Specialty, Wardwell Patent

Saw Bench; it has no equal. Improved Patent Planers; Elevators; Dowel

Machines. Rollstone Machine Company, Fitchburg, Mass.

Galland & Co.'s improved Hydraulic Elevators. Office 206 Broadway, N.

Y., (Evening Post Building, room 22.)

The only economical and practical Gas Engine in the market is the new

"Otto" Silent, built by Schleicher. Schumm & Co., Philadelphia, Pa.

Send for circular.

Dead Pulleys that stop the running of loose pulleys and their belts,

controlled from any point. Send for catalogue. Taper Sleeve Pulley

Works, Erie, Pa.

_Vick's Illustrated Monthly Magazine_ is one of the most beautiful

magazines in the world. Each number contains a chromo of some group of

flowers, and many fine engravings. Published monthly at $1.25 per

year. Address James Vick, Rochester, N. Y.

* * * * *

[Illustration: Notes and Queries]

Scientific American, Volume 40, No. 13, March 29, 1879 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures · 第 67 / 162 题