F. O. Hiser

Emma Tolmach

Emma Tolmach was a technician in the Chemistry Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.

Harold Urey

Harold Urey (1893-1981) was an American physical chemist and winner of the 1934 Nobel Prize in Chemistry.

Jean M. O’Leary

Jean Marley O’Leary began working for General Leslie Groves in June 1941, when she was hired as his personal secretary.

Philip E. Link