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 392
DREDGING, AND DREDGING-MACHIXES. 380 … 390 DREDGING, AND DREDGING-MACHINES. or by putting both ropes or chains the same way round these barrels, they will both act in pulling th«vessel in the same direction. It should be named that there is a friction-sheave placed between thepropelling machinery and the steam-engine, similar to that…
Mechanical engineering · Mechanics · Engineering
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