National Museum of Nuclear Science & History
H. T. Hunsicker worked for the Midwest Piping and Supply 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.
J. B. Livingston worked for the Roane-Anderson Company. He was the first civilian employee on the ground at Oak Ridge.
Matson worked in the 100 F Area at Hanford during the Manhattan Project.