National Museum of Nuclear Science & History
Dietrich worked in the United States Engineer District.
Hokanson worked at the 300 at Hanford during the Manhattan Project.
Donald A. Young was born in Detroit, MI. He graduated with a Doctor of Medicine degree from the Detroit College of Medicine and Surgery in June 1933.
John William Healy (1920-2001) worked in the field of radiation safety at Hanford during the Manhattan Project and at Los Alamos National Laboratory.