Click to see detailed information about each visual.
[Fred Soper and his Alpha Kappa Kappa fraternity brothers at Rush Medical College]. Photographic Print. 1 Image. 1918.
United States Department of State. [Fred L. Soper's United States passport]. Certificate. 1 Image. 3 January 1920.
[A nine year-old Brazilian boy, displaying the hookworms and tapeworms he expelled when treated by the Rockefeller Foundation staff]. Photographic Print. 1 Image. [ca. 1920].
Johns Hopkins University. "'Ubiqueteers' J.H.U. School of Hygiene and Public Health." Photographic Print. 1 Image. [Between 1922 and 1923].
[Fred L. Soper]. Photographic Print. Portrait. 1 Image. 1928.
[Sanitary inspector checking for Aedes aegypti mosquito larvae in Mexico]. Photographic Print. 1 Image. [1930s].