National Museum of Nuclear Science & History
Stanley Stewart was the Contracting Officer at Los Alamos during the Manhattan Project. After the bombings of Hiroshima and Nagasaki, Stewart wrote, “The security restrictions on our part of the work [at Los Alamos] have been more rigid than than on any other portion of the entire Manhattan Project.
Christiansen worked at the 200 West Area at Hanford during the Manhattan Project.
Stanley Thomson was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Johnson worked for Stone and Webster Engineering Corporation.