1915-38, the mint and used collection comprisingKirin and Heilungkiang (51) with 1927 ½c to $5 mint (or unused with much o.g.),Sinkiang (223) with 1915 values (12) to $1 mint, 1921-33 Commemoratives mint, 1938 Martyrs Shanghai overprint 3c. brown mint,Szechwan (40) with 1933-34 $1 to $5 mint andYunnan (86) with 1926 ½c. to $2 mint (many with imprints or plate numbers, the $1 and $2 with additional control h.s.), 1929 Unification mint, 1932 Sun Yat-sen double circle London overprint $1 to $5 mint and 1932 thick circle Peking overprint $1 to $5 mint. A good lot (400)