Stamps of Portuguese Guinea, gray color
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postage
1886 1886 issue unwmk (no perf info)
| - | 80r | gray | King Luís I |
1898 1898 issue
| X | 2 1/2r | gray | King Carlos |
1902, Oct 20 1902a issue ovpted
| - | 130r on 80r | gray | King Luís I |
1911 1911 Republica issue ovpted
| X | 2 1/2r | gray | ovpt, King Carlos |
1914 Ceres issue
| X | 2c | gray | Ceres (1925) | |||
| X | 4 1/2c | gray | Ceres |
1915 1915 Republica a issue ovpted
| X | 130r on 80r | gray | King Luís I |
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