USSR
| Country: | USSR |
| Type: | Postage stamps |
| Series: | Air Mail. Soviet airships |
| Nominal: | 20 k |
| Year: | 1934 |
| Size: | 26 x 54 mm |
| Perforation: | line 13¾ |
| Mintage: | 100,000 |
Air Mail. Soviet airships
 Airship "Pravda" 5.8$ |  Landing of Airship |  Airship "Voroshilov" |  Airship Motors and Gondolas |
 Airship "Lenin" and Route Map 39$ |