Stamps of Portuguese Guinea, graybrn&blk color
1 to 3 of 3
postage due
1904 1904 due issue unwmk (no perf info)
| - | 50r | graybrn & blk |
1911 1911 due issue ovpted
| - | 50r | graybrn & blk | ovpt | — | — |
1919 1919 due issue ovpted
| - | 50r | graybrn & blk | ovpt | — | — |
1 to 3 of 3