Thomas E. Zava

J. R. Siebert

J. R. Siebert worked for the Comstock-Bryant Electric Company.

Joseph Levinger

Joseph Levinger was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Herman H. Fussler

Herman H. Fussler was the Assistant Director of the Information Division and Librarian of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Robert W. Birge