Interference Microscope "JENAVAL Interphako" 50 Pf. — Germany, Democratic Rep., 1989
Interference Microscope "JENAVAL Interphako" (Germany, Democratic Rep., 1989), face value 50 Pf., “100 years Carl-Zeiss-Foundation, Jena” series. Photo…
- Series
- 100 years Carl-Zeiss-Foundation, Jena
- Issue date
- 1989
- Face value
- 50 Pf.
- Colors
- Multicolor
- Print run
- 3,000,000