USSR
0.05 - 0.06$
price on 09.03.2023
| Country: | USSR |
| Type: | Postage stamps |
| Series: | History of Russian Aircraft (4th series) |
| Nominal: | 12 k |
| Year: | 1978 |
| Size: | 37 x 52 mm |
| Perforation: | comb 12 x 11½ |
| Mintage: | 4,600,000 |
History of Russian Aircraft (4th series)
 Polikarpov U-2 1928 0.29$ |  Kalinin K-5 0.31$ |  Tupolev TB-3 1930 0.33$ |  Putilov Stal-2 0.05$ |
 MBR-2 Hydroplane 0.3$ |  I-16 fighter plane 0.9$ |