Jas C. Penny, Jr.

Kenneth E. Berry

Kenneth E. Berry served in the 1st Ordnance Squadron.

Patricia L. Allebach

Patricia L. Allebach was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.

Ray Smith

Ray Smith is the historian at the Y-12 National Security Complex. His specific focus is the history of Oak Ridge, and he is intimately acquainted with the uranium enrichment processes undertaken at the Y-12, K-25, and S-50 plants during the Manhattan Project, and how the Fat Man and Little Boy bombs worked.

Herbert L. May