National Museum of Nuclear Science & History
J. M. Brown worked for the Tennessee Eastman Corporation at the Y-12 Plant.
J. Midkiff worked for the Edenfield Electric 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.
Evelyn O. Gaston was a laboratory technician in the Health Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
