desc_issuer: China desc_issue: 1939 secret marks desc_denom: 10c desc_color: grn desc_wmk: unwmk desc_perf: 14 desc_denom2: 10c (# 14920) Used by 1 overprinted stamp: Shantung postage 1941 10c grn issue=1941d d=Sun Yat-sen (1938) var=secret mark ovpt=Shantung oc=blk on=issuer=China-issue=1939 secret marks-10c-grn-unwmk-perf=14 unwmk perf=14 Not used by any images. Matches 1 type: China postage 12/6/1939 10c grn issue=1939 secret marks d=Sun Yat-sen (1938) var=secret mark unwmk perf=14 |