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 335
ASHPANS, 327 Figs. 461-462 … Fig. 461 — Ashpan with Inside and Outside Hoppers Equipped to Operate Independently; Baldwin Locomotive Works.
Locomotives
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.