AMATEUR WORKERS Pond's Tools. GEORGE A. ALDEN & CO., Branch Ofpice, oor. F and 7th Sts., 190 Congress St., Boston, Mass. IN Washington, D. C. RareanflFancyWoofls INDIA RUBBER, ENGINE LATHES, PLANERS, DRILLS, &c. For Inventors and the Trade, made Into any pattern a' Mm & Co's. Patent Offices, Send… … 810 Broadway, New York. Address, United States Piano Co* Scientific American, continue to examine inventions, confer with inventors, prepare drawings, specifications, and the; assignments,attend to filing applications in the Patent Office, W aillutiU."— ful patented articles for manufacture,…
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