To Electro-Platers.

BATTERIES, CHEMICALS, AND MATERIALS, in sets or single, with books of instruction, manufactured and sold by THOMAS HALL, Manufacturing Electrician, 19 Bromfleld st., Boston, Ma.s.s. Ill.u.s.trated catalogue sent free on application.

PORTABLE STEAM ENGINES, combining the maximum of efficiency, durability and economy, with the minimum of weight and price. They are widely and favorably known, more than 750 being in use. All warranted satisfactory or no sale. Descriptive circulars sent on application. Address

J C HOADLEY & CO Lawrence, Ma.s.s

BLIND-SLAT TENON MACHINE.--We have recently patented one of the above Machines, which we GUARANTEE SUPERIOR to any machine of the kind in use. Shall be pleased to furnish cuts and prices of this and any other Wood-working Machinery. Address STEPTOE, McFABLAN & CO., Cincinnati, Ohio.

FOR CUTS AND PRICES of Machinists' Tools, address STEPTOE, McFARLAN & CO.,

Cincinnati, Ohio,

STEAM AND WATER GAGES, STEAM Whistles, Gage c.o.c.ks, and Engineers'

Supplies. 16 tf

JOHN ASHCROFT, 50 John St., New York.

H. BOARDMAN, Lancaster, Pa.--Superior Patent Cork-cutting Machinery, Hard-laid Twine Cord, and Rope Machinery, with Pat. Stop & Condenser

WOODWORTH PLANERS a SPECIALTY--From new patterns of the most approved style and workmanship. Wood-working Machinery generally. Nos. 24 and 26 Central, corner Union street, Worcester, Ma.s.s. Warerooms. 42 Cortlandt street, New York.

WITHERBY, RUGG & RICHARDSON.

SILICATE OF SODA, IN ITS VARIOUS forms, manufactured as a specialty, by Philadelphia Quartz Co., 783 South 2d St., Philadelpnia, Pa.

11-2 by 2 FEET IS THE superb new plate "Evangeline," given free to all who send 75 cents for the "STAR SPANGLED BANNER," for 1870.

_Pevey's Cupola_,

WARRANTED to Melt, with, one tun of Coal, 2000 lbs. of Iron MORE than any other Cupola now in use.

ABIEL PEVEY,

Patentee and Proprietor, Lowell, Ma.s.s. Van Tuyl & Co. No. 273 Cherry st,. New York, Agents.

MERRICK & SONS

Southwark Foundery,

430 Washington Ave., Philadelphia, Pa.,

MANUFACTURE NASMYTH & DAVY

STEAM HAMMERS, CORNISH PUMPING, BLAST, HORIZONTAL, VERTICAL, AND OSCILLATING ENGINES.

Gas Machinery of all descriptions.

Sugar Refineries fitted up complete, with all modern apparatus.

New York office

62 Broadway.

LECOUNT'S PATENT HOLLOW LATHE DOGS AND CLAMPS.--A set of 8 Dogs from 3/8 to 2-in., inclusive, $8. A set of 12 from 3/8 to 4-in., $17.30. Five sizes Machinists' Clamps, from 2 to 6-in., inclusive, $11. Send for Circular.

C.W. LECOUNT.

South Norwalk,

Conn.

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MASON'S PAT'T FRICTION CLUTCHES are Manufactured by Volney W. Mason & Co., Providence, R.I. Agents, R. BROOKS & CO., 123 Ave. D, New York.

TAPLIN RICE & CO. Akron, Ohio 16 tfeow

Molding Machinery.