EntityQ1244468· pop 9· linked from 31 articlesSM U-13Sign in to savesubmarineConnectionsWorld War IConceptInternational Standard Book NumberEntityGerman EmpireEntitykeroseneEntitytonneEntityHeligolandEntitytorpedoEntitybowEntitysternEntityU-boatEntityScapa FlowEntityImperial German NavyEntityGerman markEntitytorpedo tubeEntityHeligoland BightEntitylong tonEntitydinghyEntitySS Kaiser Wilhelm der GrosseEntitySMS MagdeburgEntitylist of U-boats of GermanyEntityCategories1910 shipsMaritime incidents in August 1914Ships built in DanzigType U 13 submarinesU-boats commissioned in 1912U-boats lost with all handsU-boats sunk by unknown causesU-boats sunk in 1914World War I shipwrecks in the North SeaWorld War I submarines of Germany