Colnect-2309-220-Microscope-bacillus-and-lung.jpg
Source: Colnect
  • Colnect-960-788-Centennial-Discovery-Koch-Bacillus.jpg
Issued by: Brazil
Function: postage
Date: 3/24/1982
Issue: 100th Anniversary of Robert Koch's Discovery of Tubercle Bacillus
Denom: 90.00cr
Color: multicolored
Design:
Watermark: unwmk
Perf: 11.75
Catalog value:



External links:
Colnect 261399..ercle_Bacillus