John M. Naugle

Hubert P. Yockey

Hubert P. Yockey is an American physicist who studied under J. Robert Oppenheimer at the University of California, Berkeley and worked with him during the Manhattan Project.

Joseph H. Leopold

Joseph Leopold worked for the Kellex Corporation at the K-25 Plant.

Conrad Rhode

George H. O’Connell

George O'Connell worked for the H. K. Ferguson Company.