National Museum of Nuclear Science & History
R. L. Murphy worked for the A. S. Schulman Electric Company.
Philip M. Barnes served as a lieutenant in the 1st Ordnance Squadron. He was the assistant weaponeer on Bockscar during the Nagasaki bombing mission.
D. E. Hull worked for the Union Carbide & Carbon Corporation.
Olga Nelson was a staff worker at Los Alamos during the Manhattan Project.