National Museum of Nuclear Science & History
Joe was a staff member at Los Alamos during the Manhattan Project.
Edward E. Kregar served in the 1st Ordnance Squadron.
Edward F. Wortmann (1916-1998) was a purchasing agent at Los Alamos during the Manhattan Project. Wortmann joined the lab in 1944.
Nathan Safferstein (1921-2013) was an American counterintelligence agent during the Manhattan Project.
