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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 279

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 279
270 MINING DEVICES AND APPLIANCES. … ELEVATION. Srd Fueplac& 716. ORE ROASTING FURNACE. Section of the Pearce turretfurnace in which a circular oven is heated by outside fires. With rabbles on arms from a central re-volving shaft constantlystir the ore and move itforward around the hearthto a discharge hopper.The plan and vertical…

Mechanical movements

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