National Museum of Nuclear Science & History
G. R. Klingman worked for the Roane-Anderson Company.
Ray Williams was a member of the 1st Ordnance Squadron in the 509th Composite Group in Wendover, Utah and on Tinian Island in the Pacific in 1945.
Charles Donald Shane was an American astronomer and personnel director at the Berkeley Rad Lab and Los Alamos during the Manhattan Project.
M. E. Ridge worked for the United States Engineer District Office.