References Citations 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 Pogy Gato-class submarines World War II submarines of the United States Ships built in Manitowoc, Wisconsin 1942 ships Maritime incidents in April 1945 Friendly fire incidents of World War II