Earl Blakely

John M. Mutton

Arthur H. Jaffey

Arthur Harold Jaffey was an associate chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Casmer Lesnioski

Casmer Lesnioski worked in the shop at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Robert D. Rupert