"United States Naval Research Laboratory" . . "Naval Research Lab." . . . "U.S. Naval Research Laboratory" . . . . . "NRL's" . . . . "Naval Ordnance Laboratory" . . . . . "Naval Research Laboratories" . . . . . . . . "US Naval Research Laboratory" . . . . . "United States Naval Research Laboratory's" . . "Naval Research Institute" . "US Naval Research Laboratory (NRL)" . . . . . . . "United States_Naval_Research_Laboratory" . . . . . . . . . . . . . . . . . . "Naval Research Laboratory's" . . . . . . . . . . "Research Laboratory" . . . . "Naval Research laboratory" . "United States Naval Research Laboratory" . . . . "United Naval Research Laboratory" . . . "Naval Research Labaratory" . . "U.S. Naval Research Laboratory (NRL)" . . . . . . . . . . . . . . "NRL" . . . . "Naval Research Laboratory" . . . . "US NRL" . . . . . . . . . "Navy Radio and Sound Laboratory" . "Naval Research Laboratory (NRL)" . . "Marine Meteorology Division" . . . "Naval Research Lab" . "1923" . . . . . . . .