Stamps of France - French offices in China - Tchongking, buff paper color
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postage
1903 1903 issue ovpted on stamp of IndoChina unwmk (no perf info)
| - | 2c | brn, buff | ovpt |
1906 1906 issue ovpted on stamp of IndoChina
| - | 2c | viobrn, buff | ovpt, France |
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