National Museum of Nuclear Science & History
John D. Hopper served as a civilian in Project Alberta.
Sidney Yenny was a staff worker at Los Alamos during the Manhattan Project.
Victor Defender worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Frank C. Kainz served in the 603rd Air Engineering Squadron.
John L. Willoughby served as a sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Bockscar.
