Friendship USSR-VRB, by Vanya Bojanowa
28 ст 1974
Болгария
| Страна: | Болгария |
| Тип: | Почтовые марки |
| Серия: | Youth Stamp Exhibition '74: Children's Drawings |
| Номинал: | 28 ст |
| Год: | 1974 |
| Перфорация: | comb 13 |
| Тираж: | 230,010 |
Youth Stamp Exhibition '74: Children's Drawings
 Exploration of outer space for peaceful purposes 4 руб |  Salt huts 5 руб |  Fire dancers, by Detelina Lalowa |  Friendship USSR-VRB, by Vanya Bojanowa |
 Spring, Painting by Vladimir Kanchev |