Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 80
237. MODERN HIGH-SPEED ENGINE, with pulley governor, Atlas modeL … 238. SINGLE D SLIDE VALVE,with lap. The length of the valve overthe length from outside to outside ofsteam ports is double the lap.
Mechanical movements
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