National Museum of Nuclear Science & History
Wendell Countiss worked for the Tennessee Eastman Corporation at the Y-12 Plant.
E. W. Montgomery worked for the United States Engineer District Office.
John William Healy (1920-2001) worked in the field of radiation safety at Hanford during the Manhattan Project and at Los Alamos National Laboratory.
Otto Hillig was a Danish machinist who helped work on various projects in the early days of the Manhattan Project.