National Museum of Nuclear Science & History
Ruth Boe worked at the Met Lab in Chicago from November 1943 through June 1945. She was in Farrington Daniels’ division, in the graphite research section.
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.
Aquilla Parsons was a technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.