Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary (1917)
Hiscox, Gardner Dexter, 1822?-1908 · New York : The Norman W. Henley publishing co. · leaf 392
1595. TROLLEY CAR TRUCK.—The larger wheel is geared to themotor. The small wheel is thetrailer. MISCELLANEOUS DEVICES. 3S5 ^^a=g^es. … 1596. FREIGHT-CAR TRUCK, forward half, with brake, beam,and safety chain; spring andbearing bar.
Mechanical movements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.