Bulgaria
Konstantin Petrovich Feoktistov (7 February 1926 – 21 November 2009) was a Soviet cosmonaut and space engineer.
| Country: | Bulgaria |
| Type: | Postage stamps |
| Series: | Space Research |
| Nominal: | 2 ст |
| Year: | 1965 |
| Size: | 38 x 38 mm |
| Perforation: | Imperforate |
| Mintage: | 120,000 |
