Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 235
88oa. AIR SHIP.—General form of those inuse that have had any suc-cess. Too many come togrief and they should be awarning to the ambitioussoarer, to learn what hispredecessors have done. 880^. RAILROAD GATE operated by com-pressed air.—A hand pump in the gate housecompresses air which is…
Mechanical movements
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