National Museum of Nuclear Science & History
Frederick J. Olivi served as a member of the 393rd Bombardment Squadron of the 509th Composite Group.
Leo P. Hassen was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Elmer G. Grossman served in the 1027th Air Material Squadron.
William H. Borgerson served in the 393rd Bombardment Squadron.