National Museum of Nuclear Science & History
Paul W. Steuer served in the 393rd Bombardment Squadron.
Harry Daghlian (1921-1945) was an American physicist. He died in 1945 from radiation poisoning after a criticality accident at Los Alamos.
George Cowan joined the Manhattan Project in 1942 at the Met Lab as a chemist for Enrico Fermi’s group, and also worked for Columbia University.