EntityQ5634100· pop 5· linked from 16 articlesHMS RorqualSign in to save1956 Porpoise-class attack submarineConnectionsGavin MenziesEntityPhilippinesCountrySingaporeCountryEnglandEntityMozambiqueCountryWorld War IIConceptMediterranean SeaEntityNiceEntityInternational Standard Book NumberEntitysubmarineEntityPlymouthEntityLa SpeziaEntityCumbriaEntityOCLC, Inc.EntityBalaenopteridaeEntityminesweeperEntityBarrow-in-FurnessEntitydraftEntityInhambaneEntitydisplacementEntityCategories1956 shipsBritish Porpoise-class submarinesShips built in Barrow-in-Furness