Stamps of Rio Muni, 6 base month
1 to 18 of 18
postage
1960, Jun 10 child welfare 1960 issue (no wmk info) (no perf info)
| X | 35c | Quina plant | — | — | ||
| X | 80c | Croton plant | — | — |
1964, Jun 1 child welfare 1964 issue
| - | 25c | tree pangolin | — | — | ||
| - | 50c | chameleon | — | — | ||
| - | 1p | tree pangolin | — | — |
1965, Jun 1 child welfare 1965 issue - beetles (1965)
| X | 50c | Goliath beetle | — | — | ||
| X | 1p | Acridoxena hewaniana | — | — | ||
| X | 1.50p | Goliath beetle | — | — |
1966, Jun 1 child welfare 1966 issue
| - | 50c | elephant & parrot | — | — | ||
| - | 1p | elephant & parrot | — | — | ||
| - | 1.50p | — | — |
1967, Jun 1 child welfare 1967 issue
| - | 10c | — | — | |||
| - | 40c | — | — | |||
| - | 1.50p | — | — | |||
| - | 4p | — | — |
semipostal
1961, Jun 21 child welfare 1961 issue
| X | 10c+5c | mandrill | — | — | ||
| X | 25c+10c | elephant | — | — | ||
| X | 80c+20c | mandrill | — | — |
1 to 18 of 18