John C. Chamberlin

Gerald D. Smelker

W. C. Young

W. C. Young worked for the Roane-Anderson Company.

Andrew H. MacMahon

Andrew H. MacMahon was the Chief Property Officer of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

J. A. Stair

J. A. Stair worked for the Tennessee Eastman Corporation at the Y-12 Plant.