Bulgaria
| Country: | Bulgaria |
| Type: | Postage stamps |
| Series: | 50th anniv. of June uprising |
| Nominal: | 1 ст |
| Year: | 1973 |
| Perforation: | comb 13½ x 13¼ |
| Mintage: | 1,000,000 |
50th anniv. of June uprising
 Asen Khalachev and insurgents |  September, Painting by Boris Angeluschev |