By Dennis J. Stanford
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Additional resources for Across Atlantic Ice: The Origin of America's Clovis Culture
Several decades earlier E. F. 20 Most archaeologists of the time rejected Greenman’s hypothesis because of his inconclusive and indiscriminate comparisons of North American and European technologies of multiple time periods over vast geographic areas, and no one since that time had taken the issue seriously enough to conduct in-depth comparisons of the Paleolithic technologies of Europe and North America. Moreover, presumptions about genetic relationships based on physical similarities of modern Native Americans and northeast Asians were still strong, and evidence of Paleolithic travelers across the Atlantic still weak.
9. 10. 11. 12. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 1. 2. 3. 4. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 1. 2. 3. 1. 2. 3. 4. 1. 1. 1. 1. 1. 1. S. 2. 3. 58 million years BP Pliocene-Quaternary (current ice age) glaciation began FOREWORD Across Atlantic Ice is an account of two complex and treacherous journeys, one long ago and the other very recent. One is postulated to have occurred across a perilous mosaic of periglacial environments of the Northern Hemisphere during the peak of the last major glaciation some eighteen or twenty millennia ago.
Replica of a Siberian compound knife from the Kokorevo Site, with Dyuktai microblade core and microblade: (a) obverse side of microblade core and blade; (b) reverse side of microblade core and microblade; (c) microblade broken into sections, with arrows showing where the uncurved middle section is inset into the slotted bone knife; (d) edge view of knife; (e) side view of knife. 15 But the idea proved difficult to support, for lack of artifactual evidence. Boats, unlike stone points, are fragile and unlikely to survive thousands of years; even if they did, most places one is likely to find them are now hundreds of feet below sea level.