Stamps of Portuguese Guinea, 6c denom
1 to 3 of 3
postage
1914 Ceres issue unwmk (no perf info)
| X | 6c | lil | Ceres |
1920, Sep ovpted
| X | 6c on 1/2c | blk | Ceres | 1.00–10. | 1.00–10. |
postage due
1921 1921 due issue
| - | 6c |
1 to 3 of 3
| X | 6c | lil | Ceres |
| X | 6c on 1/2c | blk | Ceres | 1.00–10. | 1.00–10. |
| - | 6c |