National Museum of Nuclear Science & History
Joseph Leopold worked for the Kellex Corporation at the K-25 Plant.
Charles Brenton Fisk was a member of the Special Engineer Detachment and technician at Los Alamos. He later became world-renowned for his organ building company, C.
Harold F. Seaman served in the 603rd Air Engineering Squadron.
John Willard was a research associate at the Chicago Met Lab during the Manhattan Project.