Original electrical trade vintage catalog for THE AUTOMATIC ELECTRIC SALES CORPORATION.  Main office and plant was located at 1033 West Van Buren Street, Chicago, IL.

Manufacturers of Relays and other Control Devices. Products include Class A, Class Z, Class B, BPO, Autelco Jr, Aircraft, and Polarized Relays. Has numerous product images with detailed descriptions, uses, applications, dimensions and specifications data charts provided. Unbound from a large wartime 1945 engineering designer catalog, this unique old eight page technical brochure would display beautifully matted and framed. Awesome cover graphics. A fantastic addition to your vintage electrical motor library.