Stamps of Portuguese Congo, 7 1/2c denom
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postage
1913 1913a issue ovpted on stamp of Macao (no wmk info) (no perf info)
| - | 7 1/2c | on 12a (7) | — | — |
1913 1913b issue ovpted on stamp of Portuguese Africa
| - | 7 1/2c on 75r | viobrn | Archangel Gabriel | — | — |
1913 1913c issue ovpted on stamp of Timor
| - | 7 1/2c | on 12a (4) | — | — |
1914 Ceres issue
| - | 7 1/2c | Ceres | — | — |
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