Burgess F. Collins

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.

Uzal Girard Ent

​Uzal Girard Ent was a United States Army Air Forces Officer and Commanding General, Second Air Force, headquartered in Colorado Springs, CO.

Jean Bacher

Jean Dow Bacher was born in 1907, and grew up in Ann Arbor, Michigan. She married fellow Ann Arbor native and leading Manhattan Project scientist Robert Bacher in 1930.

B. J. Keller