National Museum of Nuclear Science & History
Arthur Watmough was an electrical engineer working for the DuPont Chamberworks Company in New Jersey from 1941 to 1947.
Marjorie Lucile Antoine Garn was born on August 31, 1923. She moved to Los Alamos in 1943, with her husband Wray B.
J. A. Slice worked for the Union Carbide & Carbon Corporation.