M. Stanley Livingston (L) and Ernest O. Lawrence in front of 27-inch cyclotron at the old Radiation Laboratory at the University of California, Berkeley, 1934 (NWDNS-434-RF-25(1) ) from NAIL
Trinity explosion at Los Alamos, Alamogordo, New Mexico, 07/16/1945 (NWDNS-434-N-65(7539)) from NAIL