1850 (May. 25) New York, N.Y. to London, England, folded letter endorsed "p. Pacific Steamer" and with bold strike of black "New York '42' May 25" debit exchange cds, carried by Collins Line Pacific from New York May 25 to Liverpool arriving Jun. 7, London (6.8) backstamp and "2/-" shilling double weight due rating; two file folds, F.-V.F., This was carried on maiden voyage of Pacific and second voyage of the Collins Line. Estimate  $300 - 400. New York debit marking showed 2x21¢ for double rate letter. London marked letter for 2x1 shilling postage due. $0 (Image)