Colnect-3478-631-Dr-Robert-Koch-1843-1910-TB-Bacillus.jpg
Source: Colnect
Issued by: Guinea
Function: postage
Date: 8/24/1983
Issue: 100th Anniversary of Discovery of Tubercle Bacillus
Denom: 11s
Color: multicolored
Design: Robert Koch (1983)
Watermark: unwmk
Perf: 13.25
Catalog value:


Prev: 10s
Next: 12s

External links:
Colnect 631755..ercle_Bacillus


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