An engineering department reference album of the St. Charles, Missouri headquarters of the American Car and Foundry Co. holding 140 original photographs of air conditioning systems and components used in passenger railroad cars from 1932 to about 1940. The photographs are typically identified with typed specs and information providing a broad and highly technical record of the early years of mass adaptation of the now-ubiquitous use of cooling systems in transportation.  

[Photo Albums] : [Railroads] : [Air Conditioning]. American Car and Foundry A/C Photo Album. [St. Charles, Missouri]: American Car and Foundry, (1932-1940). Commercial album approximately 15" x 11." Black cloth over flexible card panels. Metal screw post binding at left margin holding 43 black paper leaves with 140 large black and white photographs adhesive mounted to rectos and versos. Strip of black cloth through post binding covering spine with lettering in white pen: "AIR. COND'T. EQUIP." Some flaking from edges of paper leaves. A couple of prints laid in loose and some cloth tape reinforcement to some leaves at hinge creases. Else very good.