Original 1966 electrical trade vintage catalog for the SIMPLEX TIME RECORDER COMPANY.  Main office and plants were located at 509 Main Street, Gardner, MA. and at 1497 Berger Drive, San Jose, CA. (Successors to the International Time Recording Company and the Gledhill-Brook Time Recorders, LTD)

Manufacturers of Time Equipment for Every Purpose, since 1888.

Products include the Master Time Center Series 93 and Transistorized Automatic Read Back System, both are fully featured.

Has product images, illustrations, description, applications and specifications to provide product details.

Unbound from a large rare 1966 Architectural Equipment Catalog, this unique old four-page technical brochure would display beautifully matted and framed. Awesome cover graphics. A fabulous addition to your retro industrial time equipment library. (Bulletin No. 270).