National Museum of Nuclear Science & History
Helen R. Hughes was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Howard C. Worley served in the 603rd Air Engineering Squadron.
Stewart W. Williams served as a 1st lieutenant in the 393rd Bombardment Squadron of the 509th Composite Group.
Richard Stephens worked for the United States Engineer District Office.
