Stamps of Mongolia, 12.5x12.25 perf
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postage
1999, Oct 29 360th Anniversary of Ulaan Bataar issue unwmk p. 12.5x12.25 (9 stamps)
| - | 20t | multi | ||||
| - | 20t | multi | ||||
| - | 20t | multi | ||||
| - | 20t | multi | ||||
| - | 20t | multi | ||||
| - | 20t | multi | ||||
| - | 20t | multi | ||||
| - | 20t | multi | ||||
| - | 20t | multi |
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