National Museum of Nuclear Science & History
Howard L. Cagle served in the 1395th Military Police Company, Aviation.
George Hyde was a chemist assigned to the Y-12 Plant in Oak Ridge, Tennessee from February 1944 to the end of the war.
Robert H. Shumard served as a sergeant in the 393rd Bombardment Squadron. He worked as an assistant engineer, aiding the other crew engineers with keeping the planes running during bombing missions.
Jack L. Callan was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
