Stamps of Mongolia, modern transportation 50th issue
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postage
1971, Jul 11 modern transportation 50th issue unwmk p. 12 (7 stamps)
| - | 20m | multi | steam locomotive | |||
| - | 30m | multi | diesel locomotive | |||
| - | 40m | multi | ||||
| - | 50m | multi | ||||
| - | 60m | multi | ||||
| - | 80m | multi | ||||
| - | 1t | multi |
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