National Museum of Nuclear Science & History
D. G. Perkins worked for the United States Engineer District Office.
Eloy Roybal was a staff worker at Los Alamos during the Manhattan Project.
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.
