There appears to be an error in the armament section for this boat see the You-tube video

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https://www.youtube.com/watch?v=TyW9gYdMm-Q&index=4&list=PLdGiiI-URV5jqv1kVO0yd-Hf9isJps4e_#t=628.445687 at 8:51 it shows video of the sub and some drawings. It had a unique anti-aircraft gun arrangement and "bathtub" style tower --Stephen Knapp (talk) 01:46, 20 February 2017 (UTC)Reply