Wesley Kirby

A. E. Zobel

A. E. Zobel worked for the Tennessee Eastman Corporation at the Y-12 Plant.

J. M. Blackburn

Ed Hammel

Edward F. “Ed” Hammel was an American chemist. Hammel had just completed his Ph.D. at Princeton University when he joined a Canadian heavy water project sponsored by the school in 1941.

George Mahfouz

George Mahfouz joined the Manhattan Project in 1943 when he was offered a job at the Houdaille-Hershey nickel plant in Decatur, Illinois.