Clinton B. Gass was a G.I. at Los Alamos who worked in the Special Engineer Detachment unit under the Theoretical Physics Division, headed by Dr. Robert Serber.
Before being assigned to the Manhattan Project, he worked at the Lemoore Army Air Field. When the war ended in 1945, he took courses at the university that was established in Los Alamos with scientists from the Manhattan Project. He was discharged on February 16, 1946.