(Cameo) Company Cameo Corner Card Covers. 4 covers with embossed cards; including 1857 cover with blue Adams Express Co., New York, large red Metropolitan Mills, New York, green N.M. Martin Bro. & Co. of Petersburg, Va. and a blue Barcroft, Beaver & Co. of Philadelphia, Pa., Very Fine overall. Estimate  $150 - 200. $0 (Image)