National Museum of Nuclear Science & History
Grace R. Harvey was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
W. T. Simpson worked for the Roane-Anderson Company.
W. N. Daggett worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Claude E. McLenon served as a technical sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Big Stink, and he and his crew were later reassigned to Luke the Spook.
