National Museum of Nuclear Science & History
M. A. Mostyn worked for the Roane-Anderson Company.
Winston Dabney served in the U.S. Army Corp of Engineers and worked on the Manhattan Project from 1941 until 1945 while he was stationed at Los Alamos.
Dwight Young (1892-1975) was a professional photographer working at a box factory when he heard about an opening at the University of Chicago’s Metallurgical Laboratory.