Original 1942 electrical trade vintage catalog for the HOLTZER - CABOT ELECTRIC COMPANY.  Main office and factory were located at 125 Amory Street, Boston, MA. (Established 1875).

Manufacturers of Electrical Signaling Systems for Hospitals, Schools, Industrials, Banks, Public Buildings and Institutions.

Products include Hospital Signal Systems and School Signal Systems, both are fully featured.

Has numerous product images, description, applications to provide product details.

Unbound from a large rare 1942 Industrial Catalog compilation, this unique old twelve-page technical brochure would display beautifully matted and framed. Awesome cover graphics. A fabulous addition to your retro electrical signaling equipment library.