Explorer 1 50 gr — Poland, 1963
Explorer 1 (Poland, 1963), face value 50 gr, “American and Russian Spacecrafts” series. Photo, catalogue value, details and photo identification.
- Series
- American and Russian Spacecrafts
- Issue date
- 1963
- Face value
- 50 gr
- Colors
- Black | Purple
- Print run
- 5,766,000