To Manufacturers
—SEEKING A NEW LOCATION.—
To parties already established, or about to form new companies, special inducements will be offered, and correspondence is solicited with a view to locating in the thriving city of Brockton, Mass., on the old Colony R. R., 30 minutes from Boston and one hour's ride from Fall River. Present population 22,000, 40 per cent increase in the past 5 years. Address Secretary Business Men's Club, Brockton, Mass.
THE CHEAPEST AND BEST:
Photo Engraving Co
67 PARK PLACE, NEW YORK.
ENGRAVING FOR ALL ILLUSTRATIVE AND
ADVERTISING PURPOSES
SOLID EMERY WHEELS.—By T. D. Paret.—Early forms of emery wheels and their defects. Vulcanite wheels. The tanite wheels. Testing of tanite wheels at Stroudsburg. Best working speeds for emery wheels. Bursting of emery wheels. Tests for emery wheels. Comparative merits of American and English emery wheels. With 2 engravings. Contained in Scientific American Supplement, No. 538. Price 10 cents. To be had at this office and from all newsdealers.