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In page Longship:

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A selection of important longships known only from written sources includes:

  • The Ormen Lange ("The Long Serpent") was the most famous longship of Norwegian king Olaf Tryggvason.
  • The Mora was the ship given to William the Conqueror by his wife, Matilda, and used as the flagship in the Norman conquest of England. It is said to be of the dreki type.[citation needed]
  • The Mariasuda, flagship of Norwegian king Sverre at the Battle of Fimreite, the largest recorded longship.