National Museum of Nuclear Science & History
A. H. Frost worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Waldo F. Christy was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
R. J. Stahl worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Selton worked at the 200 West Area at Hanford during the Manhattan Project.
Ben Benjamin was a sergeant in the Special Engineer Detachment during the Manhattan Project. He had previously worked in industry making lenses and prisms, and was assigned to the Optics Group to help with photographing the Trinity Test.