Stanley F. Reidelbach

Valentine J. Rakowski

J. Howard Parsons

Howard Parsons was an American physicist. Parsons was born in Chicago in 1920. He receieved a B.S. from the University of Chicago, and shortly afterwards was hired to work on the Manhattan Project as a research assistant at the Chicago Met Lab.

Frances T. Janis

Frances T. Janis was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

W. H. Seaman

W. H. Seaman worked for the United States Engineer District Office.