1841 (Feb. 7) Philadelphia, Pa. to Liverpool, England, folded letter showing blue "Philadelphia Feb 7" cds and matching "Paid" handstamp with red manuscript "50" double rating for 2x 12½¢ inland postage plus 2x 12½¢ freight money fee for sailing ship, carried by Swallowtail Line George Washington from New York Feb. 8 to Liverpool arriving Mar. 3, partial "Liverpool/Ship Letter" backstamps, letter sent in error to London (6.4) and returned to Liverpool with (6.4) arrival backstamp, manuscript "8" rating corrected to double "1/4" due 1s4d rating for two-times the 8d uniform ship letter rate, Very Fine. Estimate  $200 - 300. $0 (Image)