Original glass trade vintage catalog for KOPP GLASS, INC.  Main office and plant was located in Swissvale, PA.

Manufacturers of Lighting Units.  Products include Gothic ,Modernistic and Conventional Lighting Units, Delica White Cased, Crystal and Colored Glass, Nicco Opal Heat Resisting Glass Adapted for Outdoor Use are all featured. Has numerous product images with  descriptions provided. Unbound from a large 1935 architectural product catalog, this unique old one-page brochure would display beautifully matted and framed. Nice graphics. A fantastic addition to your vintage construction materials library.