National Museum of Nuclear Science & History
R. B. Jacobs worked for the Kellex Corporation at the K-25 Plant.
Judkins worked at the 100-D Area at Hanford during the Manhattan Project.
V. E. Helgesen worked for the William A. Pope Company.
Richard Renner arrived in Los Alamos shortly after being drafted into the Special Engineer Detachment in 1945, after the war had ended.