National Museum of Nuclear Science & History
Ruth A. Casler was a lab technician in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Thomas V. Moore was the chief engineer of the University of Chicago Met Lab and oversaw the construction of Chicago Pile-1.
Chappell worked in the United States Engineer District Office.
A. G. Anderson worked for the Tennessee Eastman Corporation at the Y-12 Plant.