USSR
14 - 17$
price on 16.10.2022
Minor variation exist - small imperfections along the top edge.
| Country: | USSR |
| Type: | Postal blocks |
| Series: | Soviet Scientific Drifting Station North Pole |
| Nominal: | 4*1 ₽ |
| Year: | 1958 |
| Material: | coated |
| Size: | 155 x 115 mm |
| Perforation: | frame 12½ x 12 |
| Mintage: | 200,000 |
Soviet Scientific Drifting Station North Pole
 25th Anniversary of First Soviet Polar Drifting Station -Opt |  Scientist Watching the Northern Lights 14$ |