Secrets of the Viking Navigators The San Juan Islands California to Southeast Alaska in

California to Southeast Alaska in 1932 on an ocean journey that inspired his visionary research on wave shock theory

Last NTM: 3-Apr-2009

" – Kalamazoo Gazette

Last Correction: 24-May-2016

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Secrets of the Viking Navigators The San Juan Islands California to Southeast Alaska inBy Leif K Karlsen Most navigators have heard of Viking sunstones, but few realize they are more than legend. Leif Karlsen has brought them to life. He shows us how they worknow, and a thousand years agoand what it was that led the Viking navigators to develop this unique tool for finding the direction to the sun, even when the sun is obscured by clouds or fog. Leif K. Karlsen has 45 years of experience at sea, including many years in the North