National Museum of Nuclear Science & History
Rose Roberts was a staff worker at Los Alamos during the Manhattan Project.
Leonard Blankenship worked for the Roane-Anderson Company.
Philip S. Anderson was a major in the US Army and worked at Oak Ridge, TN during the Manhattan Project.
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.