National Museum of Nuclear Science & History
Brady was at Los Alamos during the Manhattan Project.
Arthur Robert Sayer was a physicist. He had a doctorate from Harvard in Astronomy, and worked on the Manhattan Project at Los Alamos.
Ray Martin worked for the A. S. Schulman Electric Company.
R. A. Jones worked for the Roane-Anderson Company.
W. H. Griffin worked for the H. K. Ferguson Company.