National Museum of Nuclear Science & History
H. L. Russell worked for the United States Engineer District Office.
M. A. Obermeyer worked for the J.A. Jones Construction Company.
Julian Mack was an American physicist. Mack was the leader of Group G-11 (Optics), the photography group, in the Weapons Physics Division at Los Alamos during the Manhattan Project.
Frances "Fran" Carroll worked as an operator, supervisor, and research assistant in the Columbia University Laboratory and at Oak Ridge, Tennessee.
