National Museum of Nuclear Science & History
Johnston worked at the 300 Area at Hanford during the Manhattan Project.
Pearl Olsen worked for the United States Engineer District Office.
T. H. Little 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.
