Alphonse Popolato

I. W. Chilberg

J. H. Leary

J. H. Leary worked for the United States Engineer District Office.

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.

L. J. Cherubin

Cherubin worked at the 100-D Area at Hanford during the Manhattan Project.