National Museum of Nuclear Science & History
J. D. McPherson worked for the United States Engineer District Office.
Leon Cooper served as a 2nd lieutenant in the 393rd Bombardment Squadron. He was the bombardier regularly assigned to the B-29 Next Objective.
Wuethrich worked for Stone and Webster Engineering Corporation.
James Leslie Tuck was a British physicist and a member of the British Mission to Los Alamos during the Manhattan Project.
