AN IMPROVED MOTOR. AN IMPROVED CRUDE OIL BURNER. AN IMPROVED BOOK OR COPY HOLDER. A HAT SUPPORT FOR MINERS' LAMPS. WATTS' BRACKET FOR 1MINERS' LAMPS. other chemical. HAVLINA'S MOTOR. N. GARDINIER'S BOOK OR COPY HOLDER. VIE 'COLUMBIA' CRUDE OIL BURNER AND AIR INJECTOR., scientific american, 1893-03-25

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