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U.S. Geological Survey Radiocarbon DatesIX*

Published online by Cambridge University Press:  18 July 2016

PatriciaC. Ives
Affiliation:
U. S. Geological Survey, Washington, D. C.
Betsy Levin
Affiliation:
U. S. Geological Survey, Washington, D. C.
CharlesL. Oman
Affiliation:
U. S. Geological Survey, Washington, D. C.
Meyer Rubin
Affiliation:
U. S. Geological Survey, Washington, D. C.
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This list contains the results of measurements madeduring 1965 and 1966. Samples are counted in theform of acetylene gas, as previously, and agescomputed on the basis of the Libby half-life, 5568 ±30 yr. The error listed is always larger than theone-sigma statistical counting error commonly used,takes into account known uncertainty laboratoryfactors, but does not include external (field oratmospheric) variations.

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Research Article
Copyright
Copyright © The American Journal of Science