Stamps of Rio Muni, 4800 ndenom
1 to 2 of 2
postage
1960, Jun 10 child welfare 1960 issue (no wmk info) (no perf info)
| X | 80c | Croton plant | — | — |
semipostal
1961, Jun 21 child welfare 1961 issue
| X | 80c+20c | mandrill | — | — |
1 to 2 of 2
| X | 80c | Croton plant | — | — |
| X | 80c+20c | mandrill | — | — |