National Museum of Nuclear Science & History
Clark worked in the United States Engineer District Office.
H. G. Arnett worked for the Roane-Anderson Company.
Gilbert Mathis was an electrical engineer at Los Alamos from 1943 to 1946. He was recruited for the Manhattan Project as a member of the US Army Signal Corps.
Adair M. Alexander served as a Sergeant in the 603rd Air Engineering Squadron.
