National Museum of Nuclear Science & History
H. R. Koonce worked for the J.A. Jones Construction Company.
Lorraine Thurman was a laboratory helper at the Metallurgical Laboratory in Chicago during the Manhattan Project.
K. C. Peterson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Beatrice Foreman was a laboratory technician in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
