(Philadelphia) U.S. Penny Mail, Phil. Pa, A, Aug 16, 5½pm, octagonal datestamp ties 1¢ blue (63), remarkably well centered with deep rich color, on orange buff cover to local street address, docketing at left, an Extremely Fine gem usage. Skinner-Eno No. PM-CR 16. Estimate  $300 - 400. $0 (Image)