National Museum of Nuclear Science & History
B. W. Menke worked for the United States Engineer District Office.
Percival C. “Dobie” Keith was Vice President for Research and Engineering for the M.W. Kellogg 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.