National Museum of Nuclear Science & History
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.
Dr. Michele Gerber, Ph.D, is the official Hanford Site Historian. Gerber aided early efforts to declassify the Hanford site documents and served on the National Academy of the Sciences Committee on Declassification of Department of Energy Documents.