original c. 1930's antique american industrial oversized green porcelain enameled single electric factory pendant light replacement shade or reflector manufactured by the adams-bagnall electric co., chicago, il. the tapered dome reflector with rolled rim is comprised of heavy gauge cold-rolled steel. the underside contains a reflective white enameled porcelain finish. socket and/or additional fittings not included. measures approximately 18 inches in diameter and 12 1/2 inches in height.