National Museum of Nuclear Science & History
M. A. Fry worked for the Tennessee Eastman Corporation at the Y-12 Plant.
A. L. Barber worked for the H. K. Ferguson Company.
Hans von Halban (1908-1964) was an Austrian born French physicist. He finished his studies in 1934. He joined nuclear physicist Niels Bohr in Copenhagen, where he and Otto Frisch discovered that heavy water had very little neutron absorption compared to normal water.
J. T. Weills worked for Clinton Laboratories at the X-10 Reactor.