(Retaliatory Rates) 1848 (Nov. 10) Hamburg, Germany to Philadelphia, Pa., folded letter prepaid with magenta "1.6" 1sh 6d credit from Hamburg to England, London (11.13) and Liverpool (11.13) transits, carried by Cunard Line Britannia from Liverpool Nov. 18 to Boston arriving Dec. 6, red "Boston Ms. 'Ship' Dec 6" cds and matching "34" retaliatory rate h.s. for 10¢ inland plus 24¢ packet fee, Very Fine. Estimate  $200 - 300. Letter carried on the 22nd of 25 Cunard mail voyages to the U.S. under the retaliatory order. $0 (Image)