O.C. Schroeder

J. A. Vavro

J. A. Vavro served in the 509th Headquarters.

Henry J. Wollweber

Henry J. Wollweber was a guard at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.

E. L. Monk

J. Morris Blair

Blair worked at Los Alamos during the Manhattan Project.