Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 431
ELECTKICITY. 429 the plate on being lifted from the cake of resin, to kindle a jet of hydrogen gas artificially arranged to.ssue from a small apparatus, containing a lump of zinc in acidulated water. The mechanical pressure of bodies, as well as friction and contact, propagates electro-dynamic…
Mechanical engineering · Mechanics · Engineering
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