Stamps of Nigeria, International Hydrological Decade issue
1 to 2 of 2
postage
1967, Feb 1 International Hydrological Decade issue wmk. mult crown & script CA
| X | 4p | multi | p. 15x14 | .20 | .20 | |
| X | 2sh6p | ultra | — | — |
1 to 2 of 2
| X | 4p | multi | p. 15x14 | .20 | .20 | |
| X | 2sh6p | ultra | — | — |