National Museum of Nuclear Science & History
Walter F. Arnold was a staff member at Los Alamos during the Manhattan Project.
T. E. Fant worked for the Roane-Anderson Company.
Sergeant William Barney was a Radar Operator assigned to the Bockscar’s original crew. He was a member of the 393rd Bombardment Squadron, a segment of the 509th Composite Group.
Siegfried Hecker is an American nuclear scientist. He served as director of Los Alamos National Laboratory from 1986-1997.
