National Museum of Nuclear Science & History
MacDonald was a member of the Instrument Section at the University of Chicago’s Metallurgical Laboratory.
Edward F. Wortmann (1916-1998) was a purchasing agent at Los Alamos during the Manhattan Project. Wortmann joined the lab in 1944.
Jack Schubert was an American chemist and Manhattan Project scientist. He was born on September 14, 1917 in Chicago, Illinois.