1912-73 Collection incl numerous Sun Yat-sen opts, various War Against Japan issues, Communist Conquest & Post War Inflation issues, few Communist issues from 1937, 1949 Onwards with numerous reprints of the 1949-early 1950s period, good selection of later issues, Airmails, Postage Dues. Many earlier stamps are without gum as issued. (c.900) (Image1)