Secrets of the Viking Navigators: How the Vikings Used Their Amazing Sunstones and Other Techniques to Cross the Open Ocean Xamonline this is a social history

this is a social history both insightful and entertaining

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Secrets of the Viking Navigators: How the Vikings Used Their Amazing Sunstones and Other Techniques to Cross the Open Ocean Xamonline this is a social historyMost 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 work now, and a thousand years ago and 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. Author: Leif K. Karlsen Publisher: Starpath Publications Published: 09 13 2018 Pages: 216 Binding Type: