Russell Boettger

Harold Buell

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.

J. A. Armitage

J. A. Armitage worked for the Union Carbide & Carbon Corporation.

Paul D. Krause

Paul D. Krause was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.