National Museum of Nuclear Science & History
M. E. Ritchie served in the 390th Air Service Group.
Eleanor Phillips was a laboratory assistant at the Chicago Met Lab during the Manhattan Project. She worked in Section C-II of the Chemistry Division.
Morton David was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Jose R. Valdez was a staff worker at Los Alamos during the Manhattan Project.
L. C. Schroeder worked for the Oak Ridge Recreation and Welfare Association.