Keywords: USS Iowa In Panama Canal in 1923.jpg en Photo NH 73816 -- Coast Battleship No 4 ex-USS Iowa Battleship 4 -- Leaving the Pedro Miguel Lock and entering Miraflores Lake while transiting the Panama Canal 10 February 1923 She was in the Panama area to serve as a radio-controlled target during Fleet gunnery exercises Note the lock caisson at right -- Courtesy of the Naval Historical Foundation Washington D C -- U S Naval Historical Center Photograph Source http //www history navy mil/photos/sh-usn/usnsh-i/bb4-t htm United States Navy later U S Naval Historical Center US Navy 1923-02-10 PD-USGov-Military-Navy USS Iowa BB-4 United States Navy on the Panama Canal Panama Canal Zone in the 1920s Pedro Miguel Locks |