463602 Combined letter box and lamp post, printed by Alexander Easton, 1858 (litho) by American School, (19th century); 45 x 29 cm; Library Company of Philadelphia, PA, USA; (add.info.: Patented March 9, 1858, by Albert Potts, Philadelphia. Advertisement showing a woman placing a letter in the combined letter box and lamp post patented by iron importer Albert Potts. The box is marked "Philada. P.O. U.S.M. Letter Box, G.G. Westcott" and the woman wears a bonnet and coat. In the shadowy background, a newsboy runs nearby, a couple approaches on the sidewalk, and the office of Potts & Roberts, i.e., Albert Potts and A.C. Roberts, at the northeast corner of Third and Willow streets, is visible. The street names are posted on the "Potts & Roberts" office and neighboring buildings are partially in view. ); 穢 Library Company of Philadelphia ; American, out of copyright.