USSR
0.49 - 0.59$
price on 16.10.2022
Variants and errors exist.
| Country: | USSR |
| Type: | Postal blocks |
| Series: | All-Union Pushkin Exhibition |
| Nominal: | 60 k |
| Year: | 1937 |
| Material: | chalky |
| Size: | 105 x 90 mm |
| Perforation: | Imperforate |
| Mintage: | 140,000 |