1835-42, Transatlantic Sailing Packets - Blue Swallowtail Line, group of 5 covers comprising 1835 London to Philadelphia by Roscoe, 1837 Boston to London by Roscoe, two 1840 (Jan. 31) Liverpool by Independence ro New York with "6" post arrival rating and to Richmond Va. with "58¼" rating (triple rate plus 2¢ ship fee), 1842 New York to Edinburgh, Scotland by George Washington, stained, F.-V.F. Estimate  $200 - 300. $0 (Image)