Original electrical trade vintage catalog for THE INDIANA STEEL PRODUCTS COMPANY.  Main office was located at 6 North Michigan Avenue, Chicago, IL. and the plant was located in Valparaiso, IN. Since 1910.

Manufacturers of Permanent Magnets. Products include Radio Equipment, Electronic Apparatus, Industrial Equipment, Control Devices, Instruments, Magnetos, Motors and Generators. Has product images with detailed descriptions, uses, applications, dimensions and specifications provided. Unbound from a large wartime 1945 engineering designer catalog, this unique old four page technical brochure would display beautifully matted and framed. Awesome cover graphics. A fantastic addition to your vintage electrical equipment library.