Stamps of Nigeria, 10th Anniversary of U.N. Conference on Human Environment issue
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postage
1982, Jun 10 10th Anniversary of U.N. Conference on Human Environment issue wmk. mult crown & script CA
| X | 10k | multi | .20 | .20 | ||
| X | 20k | multi | p. 14.25 | — | — | |
| X | 30k | multi | p. 14.25 | — | — | |
| - | 45k | multi | — | — |
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