National Museum of Nuclear Science & History
Dorothea lived in Chicago and was assigned to Dr. Robert Oppenheimer’s office in Los Alamos during the Manhattan Project.
Attended the Cooper Union for the Advancement of Science and Art.
Hester was a staff member at Los Alamos during the Manhattan Project.
William Cowart was a design engineer with the Special Engineering Detachment for the Manhattan Project at Los Alamos, New Mexico.
