National Museum of Nuclear Science & History
Nelson Tibbatts worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Robert J. Valley served as a technical sergeant in the 393rd Bombardment Squadron. He was the tail gunner of the B-29 Full House, which served as a weather reconnaissance plane on the Hiroshima bombing mission, and the backup strike plane on Iwo Jima on the Nagasaki mission.
Sara B. Chettkow was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Rose Wildman Ketz was an army captain at Los Alamos during the Manhattan Project. Prior to joining, she studied at George Washington University.
