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Bacteriologist at microscope. USPHS (United States Public Health Servi...
Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description
BACTERIOLOGY. BACTERIOLOGIST AT G.W. UNIVERSITY WHO WAS SUPPOSED TO HA...
Public domain photograph, 1910s-1920s portrait, American, free to use, no copyright restrictions image - Picryl description
![[Lore Alford Rogers, bacteriologist, working in laboratory at the Department of Agriculture]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE5MDkvMDEvMDEvbG9yZS1hbGZvcmQtcm9nZXJzLWJhY3RlcmlvbG9naXN0LXdvcmtpbmctaW4tbGFib3JhdG9yeS1hdC10aGUtZGVwYXJ0bWVudC1vZi02NDAuanBn/40/27/webp "[Lore Alford Rogers, bacteriologist, working in laboratory at the Department of Agriculture]")
[Lore Alford Rogers, bacteriologist, working in laboratory at the Depa...
Photograph by National Photo Co. Public domain photograph - Portrait, United States, free to use, no copyright restrictions image - Picryl description
Ralph P. Tittsler, Associate Bacteriologist Bureau of Dairy Industry. ...
Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description
Chicago, Illinois. Subsistence research laboratory of the U.S. Army qu...
Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description