Delwedd:Margaret-Pittman.jpg

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English: Dr. Margaret Pittman, U.S. National Institute of Health, demonstrates the Flosdorf-Mudd lyophile process which dries cultures of meningitis germs. They can be kept several years. At the U.S. National Institute of Health, 25th and E Streets NW, Washington, DC.
Dyddiad circa 1937
date QS:P,+1937-00-00T00:00:00Z/9,P1480,Q5727902
Ffynhonnell http://nih.pastperfect-online.com/37870cgi/mweb.exe?request=record;id=6E76DFCB-6F1D-4AAA-BEB3-527008123500;type=102
Awdur Scanned by the National Institutes of Health (NIH) from the Science Service Collection at the National Museum of American History with permission.

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Public domain This image is a work of the National Institutes of Health, part of the United States Department of Health and Human Services, taken or made as part of an employee's official duties. As a work of the U.S. federal government, the image is in the public domain.
Please ensure that this image was actually created by the US Federal government. The NIH frequently uses commercial images which are not public domain.
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