James R. McGuffey

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.

K. H. Leveau

Leveau worked in the 100 F Area at Hanford during the Manhattan Project.

Edwin Franz

Duane Sewell

Duane Sewell began working with the Manhattan Project in 1941. He was one of the first people to arrive at Oak Ridge and experienced first-hand some of the difficulties there with cyclotrons and isotope separation.