Stamps of Sudan, 28 base day
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postage
1989, Dec 28 25th Anniversary of African Development Bank issue wmk. mult SG p. 13x13.5
| - | 100pia | multi | — | — | ||
| - | 150pia | multi | — | — | ||
| - | 200pia | multi | — | — |
2002, Jan 28 Year of Dialogue issue (no wmk info) (no perf info)
| - | 100d | multi | — | — | ||
| - | 150d | multi | — | — | ||
| - | 200d | multi | — | — |
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