|  | Desc: 28c 
 Currency: Chinese yuan (100c=1$)
 
 Numerical sorting value: 56
 
 
 Users of this denom: China (4 stamps, 1941), Inner Mongolia (1 stamp, 1941), Honan (1 stamp, 1941), Hopei (1 stamp, 1941), Shansi (1 stamp, 1941), Shantung (1 stamp, 1941), Sinkiang (2 stamps, 1941-1942)
 
 Used by 11 stamps: (See all uses as list)
 
 China 1941 28c ol issue=Martyrs secret mark unwmk dt=martyrs (1932) d=Sung Chiaojen var=joined character
 China 1941 28c ol issue=1940d Martyrs secret mark wmk dt=martyrs (1932) d=Sung Chiaojen var=joined character wmk=yu perf=14
 Hopei 1941 28c ol issue=1941g dt=martyrs (1932) d=Sung Chiaojen var=joined character ovpt=Hopei oc=blk on=issuer=China-issue=Martyrs secret mark unwmk-28c
 Shantung 1941 28c ol issue=1941g dt=martyrs (1932) d=Sung Chiaojen var=joined character ovpt=Shantung oc=blk on=issuer=China-issue=Martyrs secret mark unwmk-28c
 Shansi 1941 28c issue=1941g martyrs unwmk
 Honan 1941 28c issue=1941g wmk=yu
 China 6/21/1941 28c olgrn issue=thrift d=industry & transportation & agriculture perf=12.5
 Inner Mongolia 7/1/1941 28c issue=1941g ovpt=a oc=blk on=issuer=China-28c-pr=Hong Kong
 China 10/10/1941 28c ol issue=republic 30th dt=martyrs (1932) d=Sung Chiaojen var=joined character ovpt=chars oc=blk on=issue=Martyrs secret mark unwmk-28c-Sung Chiaojen
 Sinkiang 12/3/1941 28c issue=1941b
 Sinkiang 11/30/1942 28c olgrn issue=1942 d
 
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