Stamps of France - French offices in China - Yunnan Fou, bl paper color
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postage
1903 1903 issue ovpted on stamp of IndoChina unwmk (no perf info)
| - | 50c | brn, bl | ovpt | — | — |
1906 1906 issue ovpted on stamp of IndoChina
| - | 40c | blk, bl | ovpt, France |
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