in World War II References Bibliography Hinman, Charles R., and Douglas E. Campbell. The Submarine Has No Friends: Friendly Fire Incidents Involving U.S. Submarines During World War II. Syneca Research Group, Inc., 2019. . External links navsource.org: USS Jack Kill Record: USS Jack Gato-class submarines Ships built in Groton, Connecticut 1942 ships World War II submarines of the United States Maritime incidents in January 1944 Friendly fire incidents of World War II Cold War submarines of the United States Gato-class submarines of the Hellenic Navy Shipwrecks in the Mediterranean Sea Maritime incidents in 1967 Ships sunk as targets