Watch List notes:

CHINA, Communist issues on Hagner sheets, Central and South China, mint/MUH issues, Wuhan Liberation perf and imperf., SG CC87A-92A, CC87B-92B; East China, in pairs (SG EC322-332); Liberation of Nanking and Shanghai in blocks of 4 (SG EC355-EC363); others People's Republic commems (SG 1401-1411, 1432-1435, 1456-1458 [2 sets] 1464-1473, 1507-1512, 1519-1528, 1534-1542, 1543-1552 (gymnastics as blocks of 4 CV ?3600), 1553-1568, (perf. 14, SG NE286-289 CV ?1400) 1578-1579 x 4;, NE293-299, 312-314); Mint/MUH, some rare. (225)

Ex J.P. Melick Collection, several letters etc suggest that some of these were original purchases made c.1952 from Harbin China.