Grimm et al. (2009) Quaternary Research 72(2), p. 301-308 per Dalton et al. 2020-An Updated Radiocarbon-Based Ice Margin….

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
UCIAMS-30986 14110 ± 60
Beta-19951/ETH-2893 11690 ± 180
CAMS-78442 12580 ± 130