Original 1943 electrical trade vintage ad for JOHN C DOLPH COMPANY.  Main office and plant was located at 166-8 Emmett Street, Newark, NJ.

Manufacturers of Clear Baking Varnish.

Products include Synthite PG-1 and Synthite PG-4 are featured.

These Folders Give You  The Dope...

Folders with information on Synthite PG-1, Synthite PG-4, Specifications, Methods of Insulating, and Vacuum Impregnation.

These folders are especially designed to help engineers, electricians, etc, in insulating electrical units. 

Unbound from a 1943 electrical engineering magazine, this unique old one-page advertisement would display beautifully matted and framed. Nice graphics. World War 2 propaganda. A fabulous addition to your retro electrical library.