Original electrical trade vintage catalog for SYNTHANE CORPORATION, Main office was on River Road, Oaks, PA. Manufacturers of Thermo-setting plastic, produced by the application of heat and pressure to layers of paper or fabric impregnated with synthetic resin. Properties, forms, uses, grades, colors are listed. Disbound from a large 1948 electrical construction materials book, this unique old one page technical specifications brochure would display wonderfully matted and framed. A marvelous addition to your retro electric equipment library.