Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 723
Scction through auction, Dows po.«itivc-piHton pump. … Fig. 1.—Reducing couplings. PUNCHING MACHINES. 695 lustrates a system of reducing couplings, manufactured Ijy the Pratt & Whitney Co.. by which
Mechanical engineering
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