Bulgaria
| Country: | Bulgaria |
| Type: | Postage stamps |
| Series: | Amateur Art festival and 4th National Sports Day |
| Nominal: | 13 ст |
| Year: | 1974 |
| Perforation: | comb 13 |
| Mintage: | 160,000 |
Amateur Art festival and 4th National Sports Day
 Running |  Wrestling 0.1$ |  Regional costumes 0.08$ |  Folk dance 0.08$ |
 Folk Music with Bagpipe and Drum |  Gymnastics 0.16$ |