U.S.P.O., Philadelphia Pa., 1c Gold on Black Glazed (7LB11).
Three large to huge margins, clear to ample at right, uncancelled, used with 3c Orange Brown, Ty. I (10), large margins to touching at right, tied by blue "Philadelphia Pa. Aug. 25" (1851) circular datestamp on blue cover to Princeton N.J., from the Meredith correspondence, Very Fine, ex Caspary and Hall
Image Magnifier / Download
Power Search for Comparables