National Museum of Nuclear Science & History
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.
Galland worked at the 200 West Area at Hanford during the Manhattan Project.
T. H. Little worked for the Tennessee Eastman Corporation at the Y-12 Plant.
S. A. Gilgon worked for the Roane-Anderson Company.