unique c. 1930's depression era double-sided lithographed steel "light bulbs" hardware store display fixture manufactured by or for the general electric lamp co., lamp department, ohio lamp works, warren, oh. the light gauge enameled steel sign was originally attached to a bent rod frame likely mounted on a collapsible wire shelving unit containing a variety of common household light bulbs. the naturally aged surface patina is all original and uniformly intact. measures 23 x 16 1/2 inches.