USSR
0.11 - 0.13$
price on 21.03.2023
 | 0.12$ Emblem of International Quiet Sun Year1 pc 6 k 1964 |
| Country: | USSR |
| Type: | Postage stamps |
| Series: | International Quiet Sun Year |
| Nominal: | 6 k |
| Year: | 1964 |
| Size: | 28 x 40 mm |
| Perforation: | comb 11½ |
| Mintage: | 6,000,000 |
International Quiet Sun Year
 Giant Radio Telescope and Sun 0.05$ | Emblem of International Quiet Sun Year 0.11$ |  Solar Radiation 0.2$ |