fully functional c. 1930's american depression-era antique american interior commercial building wall-mount ruby red glass wedge-shaped globe fabricated by the kopp glass company, pittsburgh, pa. the original richly colored glass globe retains the original bold white baked white enameled finish.the polished chrome plated steel fitter is wired and ready for immediate installation. great overall condition. the kopp glass was founded in 1926 from the reorganization of the pittsburgh lamp, brass and glass company. measures approximately 5 1/2 x 5 x 8 inches.