single c. 1930's american depression era antique single-sided frosted glass exit light sign panel designed and likely fabricated by the atlas electrical products company, brooklyn, ny. the rectangular-shaped glass sign was designed to be inserted into an illuminated "can" sign, where it was backlit. the distinctive deco font consists of large green enameled letters with a parallel line design. two matching panels are available. priced individually. measures 12 1/4 x 8 inches.