German U Boat, firing 2 pairs of torpedoes (World War II German U Boat manned by British crew) (Recorded in Torpedo Room)
German U Boat, firing torpedo (World War II German U Boat manned by British crew) (Recorded in Torpedo Room)
German U Boat, firing torpedo (World War II German U Boat manned by British crew) (Recorded in Torpedo Room)
German U Boat, submerged, blowing ballast tanks (World War II German U Boat manned by British crew) (Recorded in Control Room)
German U Boat, surfacing (World War II German U Boat manned by British crew) (Recorded in Control Room)