National Museum of Nuclear Science & History
H. T. Hunsicker worked for the Midwest Piping and Supply Company.
Samuel Allan Kline was a student majoring in physics at the University of Chicago before going to Los Alamos to work as a physicist.
Leola Reitz was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Robert Hobart worked for the United States Engineer District Office.