Schneider (1990) Radiocarbon confirmation of the Greatlakean age of the type Two Ri, Vers Till of eastern Wisconsin. In: Late Quaternary History of the Lake Michigan Basin. Geological Society of America Special Paper 251, p.51-55 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)
ISGS-1058 11910 ± 120
ISGS-1061 11700 ± 110
ISGS-1234 11650 ± 170