Stamps of Portuguese Guinea, missing ovpt color, overprinted
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postage due
1911 1911 due issue ovpted unwmk (no perf info) (10 stamps)
| - | 5r | grn & blk | ovpt | — | — | |
| - | 10r | sl & blk | ovpt | — | — | |
| - | 20r | yelbrn & blk | ovpt | — | — | |
| - | 30r | redorg & blk | ovpt | |||
| - | 50r | graybrn & blk | ovpt | — | — | |
| - | 60r | brnlil & blk | ovpt | |||
| - | 100r | lil & blk | ovpt | — | — | |
| - | 130r | bl & blk | ovpt | — | — | |
| - | 200r | car & blk | ovpt | — | — | |
| - | 500r | vio & blk | ovpt | — | — |
1919 1919 due issue ovpted (9 stamps)
| - | 10r | sl & blk | ovpt | — | — | |
| - | 20r | yelbrn & blk | ovpt | |||
| - | 30r | redorg & blk | ovpt | |||
| - | 50r | graybrn & blk | ovpt | — | — | |
| - | 60r | brnlil & blk | ovpt | — | — | |
| - | 100r | lil & blk | ovpt | |||
| - | 130r | bl & blk | ovpt | |||
| - | 200r | car & blk | ovpt | |||
| - | 500r | vio & blk | ovpt |
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