SMITHSONIAN INSTITUTION / SCIENCE PHOTO LIBRARY SMITHSONIAN INSTITUTION / SCIENCE PHOTO LIBRARY
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Ruth May Tunnicliff (1876-1946), US bacteriologist. Tunnicliff studied at Vassar Collage (graduating in 1896), and then qualified as a medical doctor at Rush Medical College (1903). She conducted research on bacteriology and immunology at John McCormick Memorial Institute for Infectious Diseases in Chicago during the 1920s.
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