1853-1867 U.S. - Prussian Closed Mails, group of 13 stampless covers including 1854 Halle, Prussia to Charlestown Mass. with red "America/Packet." half-moon backstamp and "Paid/25cts" framed h.s., 1854 Leipzig, Germany to New York, N.Y. at unpaid 30¢ rate with scarce "Brit./Packet." half-moon backstamp; New York to Stuttgart at unpaid double rate with "46" debit cds; and 1863 New York to Denmark at unpaid 35¢ PCM rate via Aachen and Hamburg; few flaws, F.-V.F. Estimate  $500 - 750. $0 (Image)