Whakaotihia te rerenga e whai ake nei: Ko Vatnshyrna he pukapuka nui o te korero a Iceland i whakangaromia i te
Te ahi o Copenhagen o te tau 1728. I tuhia i waenga i te 1391 me te 1395 e Magnús Þórhallsson mo Jón Hákonarson i te raki o Iceland. I huaina tuatahihia te pukapuka "Vatnshyrna" e Arngrímur Jónsson i roto i tana 1609 mahi, "Crymogaea", pea na te mea i taua wa i Stóra Vatnshorn.