National Museum of Nuclear Science & History
H. R. Koonce worked for the J.A. Jones Construction Company.
Lawrence Thomas Abraham was a contractor who served as the construction superintendent at Los Alamos during the Manhattan Project.
R. A. Wentworth worked for Clinton Laboratories at the X-10 Reactor.
Norma J. Hinton was a laboratory technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.