Illustrated catalogue and general description of improved machine tools for working metal (1899)
Sellers, William, & co. [from old catalog] · Philadephia, Levytype company · leaf 297
trsm 2I^^^H|5- - !■ ■Ill … 20-TON TRAVEIvUNG CRANE.—for Riveter Tower. 30 ft. span. 40 ft. lift. Hoist, trolley and bridge travel by separate motors.Hook carried by six parts of steel wire rope. Movements operated by controllerssituated at riveter. No operator on crane itself. Automatic mechanical and elec-tric brakes. Used…
Machine-tools · Machinery
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