National Museum of Nuclear Science & History
A. Roach worked for the United States Engineer District Office.
Louis Turner was a metallurgical engineer who worked on the Manhattan Project. He first became involved with the Manhattan Project at the University of Chicago in 1943.
J. N. Harwood worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Charles W. Hagen was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
