J.A. Sandlin

R. Lopard

R. Lopard worked for the Roane-Anderson Company.

Dorothy Dunaway

Dorothy Dunaway was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Edward J. Fredrick

Edward J. Fredrick was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Harold L. McMillan