National Museum of Nuclear Science & History
E. T. O'Conner worked for the Roane-Anderson Company.
H. Phillipsborn worked for the United States Engineer District Office.
W. G. Butler worked for the J.A. Jones Construction Company.
Margaret Schelberg was a nurse at Los Alamos during the Manhattan Project. She was married to physicist Arthur Schelberg.
D. V. Zehner worked for the Tennessee Eastman Corporation at the Y-12 Plant.