George R. Barnhart

C. W. Cryer

C. W. Cryer worked for the Midwest Piping and Supply Company.

Clarabel Mills

Clayton Plummer

Clayton Plummer worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Arthur H. Jaffey

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