Stamps of France - French offices in China, 20c denom
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postage
1907 1907 issue ovpted (no wmk info) (no perf info)
| - | 20c on 50c | — | — |
1911 ovpted
| - | 20c on 50c | — | — |
postage due
1912, Oct 1 1911 due issue
| - | 20c | pur | ++on=50c | — | — |
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