National Museum of Nuclear Science & History
Evans worked at the Y-12 plant at Oak Ridge during the Manhattan Project.
DeRenzis worked in the United States Engineer District Office.
John F. Loomis served in the 603rd Air Engineering Squadron.
John W. Calkin graduated from Columbia University in 1933. He then earned a Ph.D. in mathematics from Harvard.
Gebhardt worked for Stone and Webster Engineering Corporation.
