Young teenage view of being on the first nuclear-powered submarine voyage. USS O-12 (SS-73) was an O-class submarine of the United States Navy. Her keel was laid down on 6 March 1916 by the Lake Torpedo Boat Company in Bridgeport, Connecticut.

The Nautilus spent much of her career as a unit of Submarine Division 1, based at Coco Solo, Panama Canal Zone. In 1921, she was awarded a Battle Efficiency Pennant and trophy for gunnery (gun and torpedo). She decommissioned on 17 June 1924 after just five and a half years of service, and was placed in reserve at the Philadelphia Navy Yard.