Original electrical trade vintage catalog for FIRST INDUSTRIAL CORPORATION.  Micro Switch Division. Main office and plant was located in Freeport, IL.

Manufacturers of Small Precision Snap-acting Switches. Products include Plunger Switch, Actuator Switch, Limit Switches, Explosion Proof Switches and Temp Cop Switches. Has numerous product images with detailed descriptions, uses, applications, specifications and dimensions provided. Unbound from a large 1946 postwar industrial product designer catalog, this unique old eight page technical brochure would display beautifully matted and framed. Nice cover graphics. A fantastic addition to your vintage industrial equipment library.