desc_issuer: China desc_issue: 1940d Martyrs secret mark wmk desc_denom: 50c desc_wmk: yu desc_denom2: 50c (# 12740) Used by 1 overprinted stamp: Japanese occupation of North China postage 1942 25c grn issue=1942e dt=martyrs (1932) d=Chen Ying-shih var=joined character ovpt=chars oc=blk on=issuer=China-issue=1940d Martyrs secret mark wmk-50c-wmk=yu wmk=yu perf=14 Not used by any images. Matches 1 type: China postage 1940 50c grn issue=1940d Martyrs secret mark wmk dt=martyrs (1932) d=Chen Ying-shih var=joined character wmk=yu perf=14 |