nd 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
Cast