National Museum of Nuclear Science & History
Stanley Thomson was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Alvin Graves (1909-1965) was an American physicist. Graves was invited to join the University of Chicago Metallurgical Laboratory and in 1942 he accepted the position and became a member of the Manhattan Project.
Collie worked in the United States Engineer District Office.
Morris Kolodney was an American electrochemical engineer. Kolodney worked on purifying plutonium for the atomic bombs at Los Alamos as a senior scientist.