National Museum of Nuclear Science & History
Harold Ninger was a staff worker at Los Alamos during the Manhattan Project.
Barton B. Crespin served as a private first class in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Necessary Evil.
Earl Spring was a staff worker at Los Alamos during the Manhattan Project.
Thomas Chaney worked for the Tennessee Eastman Corporation at the Y-12 Plant.
