National Museum of Nuclear Science & History
Frank Mason worked for the United States Engineer District Office.
Keith worked in the 100 F area at Hanford during the Manhattan Project.
A member of the Special Engineer Detachment of the U.S. Army, Ray Stein participated in the Manhattan Project at Oak Ridge and was assigned to the Y-12 Plant.
Harold Tebo worked for the Tennessee Eastman Corporation at the Y-12 Plant.
