Disputed collection holds keys to Machu Picchu's secretsJune 16, 2006 in Other Sciences / Archaeology & Fossils
(AP) -- Even after decades of study, Yale University's collection of relics from Machu Picchu continues to reveal new details about life in the Incan city in the clouds.
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"Disputed collection holds keys to Machu Picchu's secrets" June 16, 2006 http://phys.org/news/2006-06-disputed-keys-machu-picchu-secrets.html