The United States N-class submarines were a class of seven coastal defense submarines laid down for the United States Navy prior to the United States' entry into World War I. During the war they patro
Portside view of USS N-7, underway in harbor, c. 1918-1922
The Lake Torpedo Boat Company of Bridgeport, Connecticut, was an early builder of submarines for the United States Navy in the early 20th century.
Launching of USS S-2, 15 February 1919