1860, 24¢ gray lilac. Strong shade, tied by light "Phila. Br. Pkt, 19, May 31" exchange cds on 1861 cover to Liverpool, England with blue Scott & Jeff Dogs caricature patriotic design, red London entry cds and receiving backstamp; cover with few negligible small tone spots, Very Fine, a rare patriotic usage to Liverpool, England, ex Mathies, Haas. Scott No. 37  Estimate $4,000 - 6,000. $0 (Image)

1860, 24¢ gray lilac. O.g., lightly hinged, wonderful Post Office fresh color with sharp early impression, Extremely Fine and choice, a gorgeous mint example which is quite rare in this gem condition; with 1973, 1998 P.F. certificates and 2005 P.S.E. Graded certificate (XF 90, $4,350). Scott No. 37  $1,700. $0 (Image)

1860, 24¢ gray lilac. Red supplementary mail type A cancel, strong color, centered just in to large margins, attractive, Fine. Scott No. 37  $550. $0 (Image)