(2) and internee mail cover to Hong Kong camp with arrival censor chop; a section of airmail covers to 1949 with a few first flight and later covers showing different rates, etc. (167)" /> cover A collection of covers mounted on leaves with a selection from 1912 showing a range of cancellations including registered, an extensive section of 1940-50 showing currency reform, inflation period and many others with registered, express and other instructional marks exhibiting a spectrum of different rates; also<I> "Internee mail free/of postage/Shanghai P.O."</I> (2) and internee mail cover to Hong Kong camp with arrival censor chop; a section of airmail covers to 1949 with a few first flight and later covers showing different rates, etc. (167) | Christie's