in classEthan Allen class 2 of 5 total in classLafayette class 4 of 9 total in classJames Madison class 3 of 10 total in classSturgeon class 11 of 37 total in classBenjamin Franklin class 6 of 12 total in classNarwhal class Unique submarineGlenard P. Lipscomb class Unique submarineLos Angeles class 33 of 62 total in classOhio class 18 of 18 total in classSeawolf class 3 of 3 total in classVirginia classColumbia class References Gardiner, Robert, Conway's All the World's Fighting Ships 1906–1921 Conway Maritime Press, 1985. . Further reading The Defender The Story of General Dynamics, by Roger Franklin. Published by Harper and Row 1986. Brotherhood of Arms: General Dynamics and The Business of Defending America, by Jacob Goodwin. Published 1985. Random House. The Legend of Electric Boat, Serving The Silent Service. Published by Write Stuff Syndicate, 1994 and 2007. Written by Jeffery L. Rodengen. International Directory of Company Histories Volume 86 under General Dynamics/Electric Boat Corporation, July 2007; pp. 136–139. Published by St James Press/Thomson Gale Group. Who Built Those Subs? Naval History Magazine, Oct. 1998 125th Anniversary issue, pp. 31–34. Written by Richard Knowles Morris PhD. Published by The United States Naval Institute, Annapolis, Md. Copyrighted 1998.The Klaxon, The U.S. Navy's official submarine force newsletter, April 1992. Published by the Nautilus Memorial Submarine Force Library and Museum in Groton/New London, CT. "The Ups and Downs of Electric Boat" John D. Alden, United States Naval Institute, Proceedings Magazine, 1 July 1999, p. 64. Running Critical: The Silent War, Rickover, and General Dynamics'', by Patrick Tyler. Published by Harper & Row 1986. See also Electric Launch Company (Elco) - former subsidiary which manufactured electric yachts, and PT boats during World War II Electro-Dynamic Company - former subsidiary of Electric Boat which manufactured electric motors and generators Submarine Boat Company - former subsidiary of Electric Boat which ran a shipyard during WWI producing steel cargo vessels, and slightly beyond External links General Dynamics Electric Boat web site Electric Boat information page on General Dynamics Corporation site Companies based in New London County, Connecticut Defense companies of the United States General Dynamics John Philip Holland Military in Connecticut Shipbuilding companies of the United States Submarine builders