Christine Higgenbotham

John H. Martens

John H. Martens was a research associate and chemist at the University of Chicago Met Lab and a member of the Special Engineer Detachment at Oak Ridge.

James Franck

James Franck (1882-1964) was a German physicist and winner of the 1925 Nobel Prize for Physics.   During the Manhattan Project, Franck served as Director of the Chemistry Division of the University of Chicago’s Metallurgical Laboratory.

Edward F. O’Mara

Helen Schneider

Helen Schneider was a staff worker at Los Alamos during the Manhattan Project.