John Moriarity

McAllister Hull

Leona Marshall Libby

Leona Woods, later Leona Woods Marshall and Leona Marshall Libby, was perhaps the most well-known woman scientist working on the Manhattan Project.

Ralph Lapp

Ralph Lapp was an American physicist. He was born in Buffalo, New York in 1917. He was completing his PhD at the University of Chicago when he stumbled upon Enrico Fermi’s team working under Stagg’s Field in December of 1942, and was hired on the spot to work on the development of the atomic bomb.

J. B. Marcum

J. B. Marcum worked for the Union Carbide & Carbon Corporation.