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Cottonwood Cave

Cottonwood Cave

Added by yongli on 05/25/2016 - 12:42, last changed on 10/09/2019 - 11:27
Located near Cottonwood Creek on the Uncompahgre Plateau in Montrose County , Cottonwood Cave is a prehistoric site from the Basketmaker II period (400 BCE–400 CE) of the Ancestral Puebloan tradition. Excavated in 1947 by Clarence T. Hurst , the cave yielded a buried cache of corn that was later...

Willard Frank Libby

Added by yongli on 12/28/2015 - 12:30, last changed on 09/19/2017 - 01:07
Willard Frank “Bill” Libby (1908–80) was a native Coloradan who won the Nobel Prize for inventing the radiocarbon dating method. Radiocarbon dating is one of the most commonly used dating techniques by archaeologists and other scientists across the world. Willard Libby was born in Grand...
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