National Museum of Nuclear Science & History
A. F. Tyra worked for the Union Carbide & Carbon Corporation.
M. E. Brennan worked for the Watson-Flagg Engineering Company.
George S. Monk was a physicist at the University of Chicago Met Lab and an expert on optics. He was married to the mathematician Ardis Monk.
J. J. Donovan worked for the H. K. Ferguson Company.
