National Museum of Nuclear Science & History
Harriet Lysaght worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Jack Hefner joined the Manhattan Project at Oak Ridge in 1943. Hefner was a reactor engineer and helped supervise the construction of the X-10 Graphite Reactor.
Stewart W. Williams served as a 1st lieutenant in the 393rd Bombardment Squadron of the 509th Composite Group.
Lorraine Golden (Heller) Crawford was a research assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
