Joyce (2006) Quaternary InternationaI 142-143, p. 44-57 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)
Beta-173273 47KN252 (Schaefer Mammoth) WI 12940 ± 70