National Museum of Nuclear Science & History
Fred Dennis worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Haskell Sheinberg arrived at Los Alamos in late 1944 as part of the Special Engineer Detachment. Sheinberg’s first assignment was to purify plutonium under the direction of Arthur Wahl, one of the co-discoverers of plutonium.
Lloyd J. Williams was a staff worker at Los Alamos during the Manhattan Project.
Raycliffe C. Davis was a graduate of Central College in Pella, Iowa. He joined the Army while living in Cedar Rapids, IA, and was assigned with Special Engineering Detachment in Oak Ridge, TN in April 1944.
Helen Jernigan arrived in Oak Ridge after finishing her first year in college at Tennessee Wesleyan College.
