Nondice Jackson

Theodore Feinberg

Theodore Feinberg was a research assistant at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.

Kathleen “Kay” (Gavin) Florin

Kathleen “Kay” (Gavin) Florin was a clerk in the chemistry division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

H.J. Sinclair

Ruth Hillard

Ruth Hillard was a technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.