National Museum of Nuclear Science & History
James M. Stewart was a civil scientist who worked at Los Alamos during the Manhattan Project. He was married to Bernice Weddell, a nurse.
George Cowan joined the Manhattan Project in 1942 at the Met Lab as a chemist for Enrico Fermi’s group, and also worked for Columbia University.
Jay Wechsler enlisted in the Army in 1943 and spent several months at Oak Ridge working as an Army construction engineer, In the winter of 1943, he was suddenly transferred to Los Alamos, where he began working directly with Otto Frisch.
