146th Birth Anniversary of I.I. Mechnikov (1845-1916) 15 Soviet kopek — USSR, 1991
146th Birth Anniversary of I.I. Mechnikov (1845-1916) (USSR, 1991), face value 15 Soviet kopek, “Nobel Prize Winners” series. Photo, catalogue value…
- Series
- Nobel Prize Winners
- Issue date
- 1991
- Face value
- 15 Soviet kopek
- Colors
- Black
- Print run
- 2,300,000
- Yvert
- SU 5856
- Michel
- SU 6198
- Stanley Gibbons
- SU 6252
- Scott
- SU 6000