National Museum of Nuclear Science & History
Cornelius Ridner was a staff worker at Los Alamos during the Manhattan Project.
Lenora Stallings was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Bucknum worked at the 200 East and 200 West Areas at Hanford during the Manhattan Project.
Waldo F. Christy was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
