National Museum of Nuclear Science & History
Butts worked for Stone and Webster Engineering Corporation.
Meyers worked in the 100 D Area at Hanford during the Manhattan Project.
L. L. Redfern worked for the J.A. Jones Construction Company.
Arthur was a staff member at Los Alamos during the Manhattan Project.
Norene Mann was a secretary at the University of Chicago Met Lab. She worked for Nobel laureate James Franck, but often also acted as a secretary for Leo Szilard.