EntityQ2207344· pop 7· linked from 62 articlesSM U-66Sign in to saveGerman submarineConnectionsUD-class submarineEntitybarqueEntitygross register tonnageEntitySubmarine hullEntityGermanEntityCopenhagenEntityMassachusettsEntityGibraltarEntityBostonEntityPhiladelphiaEntityBaltic SeaEntityHavanaEntityNorth SeaEntityradioEntityMartiniqueEntityBordeauxEntityManchesterEntityLiverpoolEntityGenoaEntityAlexandriaCityCategories1915 shipsGerman Type U 66 submarinesMaritime incidents in 1917Missing U-boats of World War IShips built in KielU-boats commissioned in 1915U-boats sunk in 1917World War I shipwrecks in the Atlantic OceanWorld War I submarines of Germany