Carrara (1989) Late Quaternary Glacial and vegetative history of the Glacier National Park Region, Montana. USGS Bulletin 1902, 64 p. per Dalton et al. 2020-An Updated Radiocarbon-Based Ice Margin….

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Lab number Site Province / State Normalized age δ13C (per mil)
W-5043
W-5185
W-5187
W-5191
W-5348
W-5571
W-5575
W-5577