Bulgaria
Stamp from block
| Country: | Bulgaria |
| Type: | Postage stamps |
| Series: | Group Flight of Vostok 5 and Vostok 6 |
| Nominal: | 50 ст |
| Year: | 1963 |
| Perforation: | Imperforate |
Group Flight of Vostok 5 and Vostok 6
 Valery F. Bykowski 0.05$ |  Valentina Tereshkova 0.12$ |  Globe 0.1$ |  Valery F. Bykowski and Valentina V. Tereshkova 0.41$ |
 Flight Paths, Spasskaya Tower, Globe |