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a virtual port of call for all those who love the sea , hosted by nautical novelist Rick Spilman

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Home→Tags Posidonius

Tag Archives: Posidonius

Columbus, Eratosthenes & Posidonius

Posted on October 14, 2024 by Rick SpilmanOctober 14, 2024

Happy Columbus Day to those who celebrate in the United States and Happy Thanksgiving to those in Canada. On Columbus Day, it seems appropriate to consider the role of error in discovery. An updated repost. While many of us were … Continue reading →

Posted in History, Lore of the Sea | Tagged circumference of the globe, Columbus, Columbus Day, Eratosthenes, Posidonius, stadia

Columbus, Eratosthenes & Posidonius

Posted on October 10, 2011 by Rick SpilmanOctober 10, 2011

Happy Columbus Day to those in the United States and Happy Thanksgiving to those in Canada. On Columbus Day, it seems appropriate to consider the role of  error in discovery.  While many of us were taught in school that Columbus proved that … Continue reading →

Posted in History, Lore of the Sea | Tagged Columbus, Eratosthenes, Posidonius
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