National Museum of Nuclear Science & History
A. A. Carswell worked for the Roane-Anderson Company.
Robert JS Brown was a member of the Special Engineer Detachment at Los Alamos. He worked under Don Hornig on the electrical aspects of detonation for the plutonium bomb.
John J. Kroes served in the 1st Ordnance Squadron.
N.F. Bowman was a consultant at the Metallurgical Laboratory in Chicago during the Manhattan Project.