Hawkins, N. (Nehemiah), 1833- · New York : Theo. Audel · leaf 277
THE STEAM PUMP. The illustration, Fig. 245, on the opposite page represents:he first practical steam piiuip ever made; on pages 67-69 willbe found an interesting account of it. The water end is singleacting; the steam end is, of necessity, double acting to producethe reciprocating motion. From this…
Hydraulic machinery · Pumping machinery
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