James S. Armstrong

Dana Mitchell

Dana Mitchell was an American physicist.  He was in charge of procurement for the physics department at Columbia University during the first year of the Manhattan Project.

Thomas Brill

Thomas Brill was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.

D. C. Keck

Mary E. Parrish

Mary E. Parrish was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.