Flying Officer Michael Suckling (RAF), 1941, 21 May, Aerial reconnaissance photograph showing the Bismark in a Norwegian fjord, Photograph, Creative Commons - Wikipedia, LL/59376
Flying Officer Michael Suckling (RAF) 1941, 21 May Aerial reconnaissance photograph showing the Bismark in a Norwegian fjord
Photograph Creative Commons - Wikipedia Burkard Baron von Mullenheim-Rechberg, 1980, Battleship Bismarck, A Survivor's Story, (Annapolis: United States Naval Institute Press), p. 85