National Museum of Nuclear Science & History
Joseph H. Heartberg was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
William G. Stolsonburg served in the 393rd Bombardment Squadron.
Ruth Elizabeth Cone was from Nashville, Tennessee. In 1943, she moved to Oak Ridge with her husband, Willard C.
Harold F. Lindau served in the 393rd Bombardment Squadron.