Stamps of Portuguese Congo, 10r denom
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postage
1894, Aug 5 1894 issue (no wmk info) (no perf info)
| - | 10r | redvio | King Carlos | — | — |
1898 1898 issue
| - | 10r | ltgrn | King Carlos | — | — |
1911 1911a issue ovpted on stamp of Angola
| - | 10r | ltgrn | on 10r-ltgrn (0) | — | — |
1911 1911b issue ovpted
| - | 10r | ltgrn | on 10r-ltgrn (2) | — | — |
1 to 4 of 4