National Museum of Nuclear Science & History
H. L. Nussmeyer worked for the United States Engineer District Office.
Borry worked in the United States Engineer District Office.
C. Heim worked for the Watson-Flagg Engineering Company.
Warren Nyer (1921-2016) was an American physicist. Nyer was nineteen and studying physics at the University of Chicago when he was hired as a research assistant with the Office of Scientific Research and Development, an early part of the bomb-building program.