Bulgaria
| Country: | Bulgaria |
| Type: | Postage stamps |
| Series: | Russian-Bulgarian Friendship |
| Nominal: | 4 лв |
| Year: | 1946 |
| Perforation: | comb 11½ |
| Mintage: | 40,000 |
Russian-Bulgarian Friendship
 Arms of Russia and Bulgaria |  Arms of Russia and Bulgaria |  Arms of Russia and Bulgaria |  Arms of Russia and Bulgaria |