Info| Date | 1977, 12 IV |
|---|---|
| Value | 10 (centavos) |
| Catalog no. | Mi 2211 Sc 2135 SG 2368 Y&T 2002 |
| Topic | Polish Post . |
| Occasion | 20th anniversary of the start of artificial satelites |
| Description | Series of 6 stamps to remember the launching of the earth first satellite, the Sputnik 1, in 1957. Each stamp shows a stamp of another communist country, dedicated to space research. On this stamp a Polish stamp of 2,50 zł, issued on Sept. 30, 1958. Catalog nr Mi 1062, Fischer 917. |
