Schneider and Hansel (1990) Evidence for post-Two Creeks age of the type Calumet shoreline of glacial Lake Chicago. In: Schneider and Fraser (eds) Late Quaternary history of the Lake Michigan Basin 251. Geological Society of America, Boulder,Colorado. Special Paper, p. 1-8 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-1218 12400 ± 200
ISGS-880 11290 ± 80
ISGS-1117 11740 ± 270
ISGS-1121 11180 ± 160
ISGS-1159 11810 ± 90