(Sanitary Fair) United States Sanitary Commission, Women's Penn'a Branch, printed corner card on fresh cover bearing 1¢ blue (63), s.e. at right, and 2¢ black (73), both tied by light "Phila Pa. Dec 20" duplex to Jenkintown Branch in Philadelphia, reverse with faint black "Station, Phila, Dec 20, '64, 4th" delivery cds; slightly rough opening at top, Very Fine. Estimate  $300 - 400. $0 (Image)