bearing 1872 Large Shield 1g. and 5g. (3) tied by Bremen c.d.s. and showing boxed "P.P." and showing appropriate German and French transit marks. The envelope arrived at the U.S. Post Office in Shanghai on 29th July where U.S.A. 1870-71 6c. carmine was added and cancelled by segmented cork cancel and a readable strike of "U.S. POSTAL AG'CY/SHANGHAI" c.d.s. applied, A remarkable cover of great rarity. Photo" /> cover GERMANY: 1874 (8 June) small, opened out envelope to Nagasaki<I> "via Marseilles"</I> bearing 1872 Large Shield 1g. and 5g. (3) tied by Bremen c.d.s. and showing boxed "P.P." and showing appropriate German and French transit marks. The envelope arrived at the U.S. Post Office in Shanghai on 29th July where U.S.A. 1870-71 6c. carmine was added and cancelled by segmented cork cancel and a readable strike of "U.S. POSTAL AG'CY/SHANGHAI" c.d.s. applied, A remarkable cover of great rarity. Photo | Christie's