Scientific American, 253 APRIL 21, 1900. … Kananea Clty, Mo. 646.987 Ladder, b. L. Herrick........ : ae Tool Grinder VAPOR ENGINE AND POWER COMPANY 647,150 MONITOR Ladle car, M. A. Neeland.. Lamp, blowpipe, J. Heinz... 646 985 GRAND RAPIDS. MICH. CATALOGUE, MERITORIOUS INVENTIONS Juamp, electric arc, RK. K. Ball...... 647,454 Has no purups,…
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