J. M. Petzval, J. Strouhal and V. Jarnik 50 h — Czechoslovakia, 1987
J. M. Petzval, J. Strouhal and V. Jarnik (Czechoslovakia, 1987), face value 50 h, “125th Anniv. of Union of Czech Mathematicians and Physicists” series…
- Series
- 125th Anniv. of Union of Czech Mathematicians and Physicists
- Issue date
- 1987
- Face value
- 50 h
- Colors
- Multicolor
- Print run
- 14,940,000
- Yvert
- CS 2731
- Michel
- CS 2920
- Stanley Gibbons
- CS 2888
- Scott
- CS 2664