National Museum of Nuclear Science & History
C. O. Hubbard worked for the Roane-Anderson Company.
Morton David was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Ubaldo Sanchez was a staff worker at Los Alamos during the Manhattan Project.
Fay Cunningham joined the Manhattan Project in 1944 as a metallurgical engineer at the Massachusetts Institute of Technology, as part of the Special Engineer Detachment.