EntityQ7870647· pop 5· linked from 14 articlesUSS K-7Sign in to savesubmarine of the United StatesConnectionsWorld War IConceptSan FranciscoEntityCaribbean SeaEntityInternational Standard Book NumberEntitySan DiegoEntityPanama CanalEntitysubmarineEntityGulf of MexicoEntityAnnapolisEntitybatteryEntitypublic domainEntityelectric motorEntityPearl HarborEntityUnited States NavyEntityHawaiian IslandsEntitytorpedoEntityKey WestEntityknotEntityGalvestonEntitydiesel engineEntityCategories1914 shipsShips built by Union Iron WorksShips built in San FranciscoSource attributionUnited States K-class submarinesWorld War I submarines of the United States