The author's theories on earth science. Includes polar shift, ice ages, ancient climates, extinctions and more.
Earth's Shifting Crust: A Key To Some Basic Problems Of Earth Science free ebook pdf epub
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Earth's Shifting Crust: A Key To Some Basic Problems Of Earth Science download
Earth's Shifting Crust: A Key To Some Basic Problems Of Earth Science by Charles H. Hapgood ebook pdf epub mobi
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