Lloyd G. Conner

Carl G. Leonard

Carl Leonard worked for the Tennessee Eastman Corporation at the Y-12 Plant.

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. H. Brown

F. F. Vlacil

Vlacil worked at the 300 Area at Hanford during the Manhattan Project.