Interesting, only sub to sub submersed encounter Jul 14, 2012 19:18:50 GMT 12 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by gunny on Jul 14, 2012 19:18:50 GMT 12 www.pathfinderonline.co.uk/articles/wwii/item/1454-world-war-2-history-u-864-vs-hms-venturer-the-only-time-a-sub-sank-a-sub-while-both-were-submerged