George W. Green

Lucien Nerman

Lucien Nerman was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Dorotha Hogan Crisp

Dorotha “Dot” Hogan Crisp, from Midway in Greene County, TN, began working for Tennessee Eastman Corporation as a cubicle operator, better known as a “Calutron Girl,” at the Y-12 plant in Oak Ridge in 1944, before transferring to the Y-12 personnel office as a clerical assistant in 1945.

Walter Kisenick

G.F. Sadler