National Museum of Nuclear Science & History
Francis Birch (1903-1992) was an American geophysicist. In 1942, Birch worked at the MIT Radiation Lab, which was tasked with radar development.
G. W. Flack worked for the Union Carbide & Carbon Corporation.
Clyde Mullins served in the 393rd Bombardment Squadron.
Olga (Giacchetti) Fineman was a technical assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.