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Bacteriologist Ida A Bengtson (1881-1952) (1)

Ida Bengtson was the first woman to be hired as a bacteriologist in the United States Hygienic Laboratory, now known as the National Institutes of Health. Half-length portrait while seated in United States Hygienic Laboratory's sterile room, transferring tissue cultures of Rocky Mountain spotted fever ca. 1938. (Source: Courtesy of the U.S. National Library of Medicine, Bethesda, Maryland. NLM Image ID: B02711 Public domain.)