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Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries (1914)

Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley Publishing · leaf 188

An illustration from Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries, 1914, leaf 188
usual electric-bell variety to cause it to produce an agreeable musicalsound, of which the pitch and intensity may be varied by regulatingthe screw or tightening up the vibrating plate in its setting. ELECTRIC POWER AND DEVICES, •85 … Print Tracing 448. ELECTRIC BLUE PRINT MACHINE. The making ofblue prints by electric light has been carried to the point where plate glass disappears from theapparatus used. The machineconsists of a large woodencylinder, which is made torevolve slowly in front of thelamp, and any good…

Mechanical movements

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