National Museum of Nuclear Science & History
Rufus Addison worked for the Edenfield Electric Company.
Holeman worked at the 300 Area at Hanford during the Manhattan Project.
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.
J. L. Ledgerwood worked for the Tennessee Eastman Corporation at the Y-12 Plant.