National Museum of Nuclear Science & History
H. E. Armstrong worked for the Tennessee Eastman Corporation at the Y-12 Plant.
D. W. Harrigan worked for the Union Carbide & Carbon Corporation.
Holt worked for Stone and Webster Engineering Corporation.
Elizabeth Sands was a staff worker at Los Alamos during the Manhattan Project. She was married to physicist Matthew Sands.
Lois Howard worked for the United States Engineer District Office.