Locomotive dictionary. definitions and illustrations of American locomotives, their parts and equipment, together with typical illustrations of machine tools and devices used in their maintenance and repair (1916)
American Railway Master Mechanics' Association, Wright, Roydon Vincent, 1876-1948, Mitchell, George · New York, Chicago : Simmons-Boardman Pub. Co.; [etc., etc.] · leaf 718
Figs. 1941-1944 BOLSTERS. 710 Fig. 1941 — U Shape Bolster; American Steel Foundries. … Fig. 1943 — Monitor Tender Truck Bolster; Chicago Railway Equipment Company. 1944_Monitor Truck Bolster with Creco Roller Side Bearings; Chicago Railway Equipment Company.
Locomotives
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.