Stamps of Portuguese Congo, 10c denom
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postage
1913 1913a issue ovpted on stamp of Macao (no wmk info) (no perf info)
| - | 10c | on 16a (7) | — | — |
1913 1913b issue ovpted on stamp of Portuguese Africa
| - | 10c on 100r | yelbrn | return of the fleet | — | — |
1913 1913c issue ovpted on stamp of Timor
| - | 10c | on 16a (4) | — | — |
1914 Ceres issue
| - | 10c | Ceres | — | — |
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