1848 (Jun. 10) Liverpool, England to New Orleans, La., folded letter endorsed "pr. Britania", red "Paid At Liverpool JU 10 1848" postmark and matching "1/-" prepaid packet fee, carried by Cunard Line Britannia from Liverpool Jun. 10 to New York arriving Jun. 26, New York large "12" due rating for 10¢ inland fees and 2¢ ship fee, Very Fine, Carried on the final voyage prior to the retaliatory period. Estimate  $300 - 400. Letter carried on ninth and final voyage by Cunard steamer to New York before retaliatory rate period. New York ship markings appear on Cunard covers for only six months in 1848 and six weeks in early 1849 before treaty rates became effective. $0 (Image)