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Scientific American, Vol. 27, No. 22 (1872) (1872)

leaf 14

An illustration from Scientific American, Vol. 27, No. 22 (1872), 1872, leaf 14
Pro- We will pay Agents a Salary of $30 per week and ex CAMPBELL, WHITTIER & CO., fessor of the Galvanoplastic Art, Manufacturer of enses to sell our new and wonderful inventions OOD-WORKING MACHINERY GEN- Chemicals, Gold and Silver Electro-plater. A.A. e8s M. V. WAGNER & CO., Marshall, Mich.… … oreight tons. Ajso, Engines, Boilers & Machinery. mond, Indiana. ~I}lustrated by Twenty-one Plates. The Best Mechanical Paper in the World. Andrew’s Patents. In one volume, 4to $5 00 The Best Swutter in America. A year’s numbers contain over 800 pages and several Noiseless, Friction Grooved, or…

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