1855 (Mar. 12) Bridgehampton, N.Y. to Berlin, Prussia, cover with "Bridgehampton N.Y. Mar 12" cds and manuscript "Paid 24" rating, red "New-York Am. Packet. Mat 21" exchange cds, carried by Collins Line Nashville from New York Mar. 21 to Liverpool arriving Apr. 3, London (4.4) backstamp with "U.S. Pkt." and "3/Cents" debit h.s., Aachen (4.5) backstamp and blue manuscript "7" sgr. due rating, Berlin (4.7) arrival backstamp; F.-V.F., the Nashville was chartered by the Collins Line for one round voyage to replace the Pacific. This is the only westbound voyage for the Collins Line. Estimate  $300 - 400. 24¢ prepayment (regular British rate) was insufficient for a letter to Germany. New York sent letter at British Open Mail by American packet rate (3¢ overpayment of 21¢ rate) which paid letter only to G.B. London marked U.S. PKT handstamp to show source of letter and sent it to Berlin unpaid under Anglo-Prussian Convention of 1852. $0 (Image)