Dr. Robert Koch (1843-1910) TB Bacillus — Guinea, 1983
Dr. Robert Koch (1843-1910) TB Bacillus (Guinea, 1983). Photo, catalogue value, details and photo identification.
- Issue date
- 1983
- Yvert
- GN 715
- Michel
- GN 949
- Stanley Gibbons
- GN 1091
- Scott
- GN 854
Dr. Robert Koch (1843-1910) TB Bacillus (Guinea, 1983). Photo, catalogue value, details and photo identification.