High Quality Content by WIKIPEDIA articles! USS S-18 (SS-123) was a first-group (S-1 or "Holland") S-class submarine of the United States Navy. Her keel was laid down on 15 August 1918 by the Bethlehem Shipbuilding Corporation in Quincy, Massachusetts. She was launched on 29 April 1920 sponsored by Miss Virginia Bell Johnson, and commissioned on 3 April 1924 with Lieutenant Elliot M. Senn in command.