page_title: 28 cm MRK L/40
hierarchical_section_title: 28 cm MRK L/40
caption_attribution_description: English: The Ottoman battleship Barbaros Hayreddin or Turgut Reis. (Original text: Turquie-Marine inspection des mains.)
context_page_description: The 28 cm MRK L/40 was a German naval gun that was used in World War I as the primary armament of the Brandenburg-class pre-dreadnought battleships. Some were also converted to railway guns during World War I.
context_section_description: The 28 cm MRK L/40 was a German naval gun that was used in World War I as the primary armament of the Brandenburg-class pre-dreadnought battleships.  Some were also converted to railway guns during World War I.
caption: The Ottoman battleship Barbaros Hayreddin or Turgut Reis.
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