National Museum of Nuclear Science & History
Frederick Hobbs worked for the United States Engineer District Office.
A. J. MacDonald worked for the Union Carbide & Carbon Corporation.
Jeannette Thomas was a staff worker at Los Alamos during the Manhattan Project.
Valente worked in the 100-D Area at Hanford during the Manhattan Project.
Jones worked at the 100-F Area at Hanford during the Manhattan Project.