International Geophysical Year - Echosounder 25 Pf. — Germany, Democratic Rep., 1958
International Geophysical Year - Echosounder (Germany, Democratic Rep., 1958), face value 25 Pf., “International Geophysical Year” series. Photo, catalogue…
- Series
- International Geophysical Year
- Issue date
- 1958
- Face value
- 25 Pf.
- Colors
- Light blue
- Print run
- 1,100,000
- Yvert
- DD 328
- Michel
- DD 617
- Stanley Gibbons
- DD E344
- Scott
- DD 372