Robert G. Olsen

C. R. Hammond

Hammond worked at the 300 Area at Hanford during the Manhattan Project.

Alvin G. Fox

Joseph Kouba

Joseph Kouba was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Ellen M. Skirmont

Ellen Skirmont was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.