Alexander G. Schiavone

Haskell Sheinberg

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.

John T. Brown

Ralph Johnston

Johnston worked at the 300 Area at Hanford during the Manhattan Project.

V. D. Donihee

V. D. Donihee worked at the 200 West Area at Hanford during the Manhattan Project.