National Museum of Nuclear Science & History
John Klein was a member of the Special Engineering Detachment. He worked at the Metallurgical Lab at the University of Chicago and at Los Alamos.
Bertrand Goldschmidt was a French chemist, who worked at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Stigler worked at the 200 East Area at Hanford during the Manhattan Project.