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Geological Survey of Canada Radiocarbon Dates VIII

Published online by Cambridge University Press:  18 July 2016

J. A. Lowdon
Affiliation:
Division of Quaternary Research and Geomorphology, Geological Survey of Canada
R. Wilmeth
Affiliation:
Archaeology Division, Human History Branch, National Museum of Canada
W. Blake Jr.
Affiliation:
Division of Quaternary Research and Geomorphology, Geological Survey of Canada
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The Radiocarbon Dating Laboratory of the Geological Survey of Canada routinely operates two proportional counters; one 2 L and one 5 L. The 2 L counter is operated entirely at 2 atm. and the 5 L counter mainly at 1 atm. On occasion the 5 L counter is operated at 4 atm. Detailed descriptions of these two counters have recently been published (Dyck, 1967a). A I L counter has been fabricated and is now undergoing preliminary testing.

Type
Research Article
Copyright
Copyright © The American Journal of Science 

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