National Museum of Nuclear Science & History
Leo Seren (1918-2002) was an American physicist. Seren (in photo, first row standing, far right) was born on May 9, 1918.
Bradley Marmon is a Manhattan Project veteran. Marmon was born in New York on November 15, 1925.
Edward F. Wortmann (1916-1998) was a purchasing agent at Los Alamos during the Manhattan Project. Wortmann joined the lab in 1944.
