Stamps of China - Japanese occupation of North China, 20 ndenom
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postage
1942 1942f issue ovpted on stamp of China - martyrs (1932) Hong Kong print unwmk (no perf info)
| - | 10c on 20c | ltbl | Huang Xing | — | — |
1943, Nov 1 1943c issue
| - | 10c | — | — |
1943, Nov 1 1943d issue
| - | 10c | — | — |
1944, Jan 9 declaration of war 1st issue
| - | 10c | — | — |
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