Монголия
| Страна: | Монголия |
| Тип: | Почтовые марки |
| Серия: | 50th Anniversary Of Modern Transportation overprinted |
| Номинал: | 1 ₮ |
| Год: | 1975 |
| Размер: | 50 x 40 mm |
| Перфорация: | comb 12 |
50th Anniversary Of Modern Transportation overprinted
 Steam Locomotive overprinted |  Diesel Locomotive overprinted |  Minr 645 "overprinted" |  Minr 646 "overprinted" |
 Minr 647 "overprinted" 1 руб |  Minr 648 "overprinted" |  Minr 649 "overprinted" |