National Museum of Nuclear Science & History
Tranquilino Armigo was a staff member at Los Alamos during the Manhattan Project.
Carl Neumann worked for the United States Engineer District Office.
David Hawkins (1913-2002) was an administrative aide at Los Alamos and the Manhattan Project’s official historian.
Leon Matlock worked for the Kellex Corporation at the K-25 Plant.
Oral Rinehart worked for the Union Carbide & Carbon Corporation.