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Clues to America's Past
Clues to America's Past
Author: National Geographic (Jeffrey Brain, Peter Copeland, et al.)
In a remote Grand Canyon cave an archeologist finds animal figurines made of willow twigs; some have sticks--like tiny spears--thrust through them. Another scientist uncovers, at the site of a Pleistocene bison hunt, a miniature spearpoint near a postmold--the impression left on the ground by a pole that has long since rotted away. A third, re-c...  more »
ISBN: 56268
Pages: 196
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Publisher: National Geographic
Book Type: Hardcover
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