Stamps, issuer=China-issue=Martyrs secret mark unwmk-4c on-desc-id
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China
postage1941, Oct 10 republic 30th issue ovpted - martyrs (1932) Hong Kong print unwmk (no perf info)
| X | 4c | ltvio | ovpt, Deng Keng |
Hopei
1941 1941g issue ovpted on stamp of China - martyrs (1932) Hong Kong print
| - | 4c | ltvio | ovpt, Deng Keng | — | — |
Shantung
1941 1941g issue ovpted on stamp of China - martyrs (1932) Hong Kong print
| - | 4c | ltvio | ovpt, Deng Keng | — | — |
1 to 3 of 3