Original 1948 electrical trade vintage catalog for the OTTO K OLESEN COMPANY. (Sound & Electronics Division). Main office and plant was located at 1560 North Vine Street, Hollywood, CA.

Distributors and Installers of RCA Sound Equipment .

Products include Paging & Music Systems, Plant Broadcasting Systems, Intercommunicating Systems, Hotels, Hospitals, Churches, Auditoriums and School Systems.  The uses of sound amplification and distribution in the fields of industry, commerce and education are many and varied.

Has product description and applications to provide product details.

Unbound from a large rare 1947-1948 Catalog File, this unique old one-page technical brochure would display beautifully matted and framed. Nice graphics. A fabulous addition to your retro construction industry library.