Leo A. Ortega, Jr.

E. J. Wiles

Leroy F. Chambers

George Kistiakowsky

George Kistiakowsky (1900-1982) was a Ukrainian-American physical chemist.  He joined the Manhattan Project in late January 1944, leaving his role as chief of the National Defense Research Committee’s Explosives Division.

Louis F. Oblich

Louis Oblich served in the Army at Los Alamos during the Manhattan Project.