USSR
| Country: | USSR |
| Type: | Postage stamps |
| Series: | 30th Anniversary of Azerbaijan SSR |
| Nominal: | 40 k |
| Year: | 1950 |
| Size: | 37 x 26 mm |
| Perforation: | line 12½ |
| Mintage: | 2,000,000 |
30th Anniversary of Azerbaijan SSR
 State Opera and Ballet House, Baku |  Academy of Sciences, Baku |  Coat of Arms and Stalin Avenue, Baku |