lot of three intact and well-maintained c. 1940's american vintage industrial green porcelain enameled single electric light replacement reflectors or shades manufactured by the appleton electric company, chicago, il. the intact industrial shades were salvaged from the non-extant cbs studios building located in downtown chicago. the porcelain enameled finish remains in great condition throughout. priced for the lot of three. each reflector measures 16 inches in diameter.