1861 (Apr. 2) Marblehead Mass. to London, England, cover bearing 24¢ gray lilac (37) horizontal pair, left s.e., cancelled by circular grids and tied by "Paid" straightline, matching "Marblehead Mas. Apr 2" cds, black "Boston Br. Pkt. Apr 3" exchange cds and red "38" cent credit handstamp, carried by Cunard Line Canada from Boston Apr. 3rd to London, England arriving Apr. 15th, red London (4.16.61) arrival cds; pair slightly affected by edge placement, reduced slightly at top and small edge tear at left, F.-V.F., Prepaid at two-times the 24¢ British packet rate. Estimate  $300 - 400. $0 (Image)