National Museum of Nuclear Science & History
G. F. Nellett worked for the Fercleve Corporation.
Theodore Boinski (1920-2008) was a laboratory assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Harold Hoover was a member of the Special Engineer Detachment during the Manhattan Project. He worked as a filter foreman at the Y-12 Plant, but his real job was in counterintelligence, to ensure no sabotage occurred.