USSR
0.78 - 0.94$
price on 16.10.2022
Stamps in Souvenir Sheet are slightly smaller (37x26mm) than the equivalent singles and are slightly different in shading.
| Country: | USSR |
| Type: | Postal blocks |
| Series: | Soviet Unmanned Probe Luna-17 |
| Nominal: | 50 k |
| Year: | 1971 |
| Material: | Chalk surfaced |
| Size: | 93 x 72 mm |
| Perforation: | frame 12 x 11½ |
| Mintage: | 1,000,000 |