Maurice C. Cangilla

John Arnold

John Arnold joined the Manhattan Project in 1943 when the MED tasked his employer, the Kellogg Corporation, with developing a special barrier for the gaseous diffusion plant in Oak Ridge.

Frederick S. Rich

Frederick Rich worked for the Union Carbide & Carbon Corporation.

H. Hoessly

H. Hoessly worked for the Roane-Anderson Company.

D.E. Jenne