Category:Bacteria - especially as they are related to the economy of nature, to industrial processes and to the public health (1899)

Media in category "Bacteria - especially as they are related to the economy of nature, to industrial processes and to the public health (1899)"

The following 2 files are in this category, out of 2 total.

Bacteria - especially as they are related to the economy of nature, to industrial processes and to the public health (1899) (19729897364).jpg 1,970 × 3,088; 2.39 MB
Bacteria - especially as they are related to the economy of nature, to industrial processes and to the public health (1899) (20358702911).jpg 2,976 × 1,638; 587 KB

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