Wright and Watts (1969) Glacial and vegetational history of northeastern Minnesota. Minnesota Geological Survey Special Publication SP-11, p. 1-59 /Clayton and Moran (1982) Quaternary Science Reviews 1, p. 55-82/ Lehr and Hobbs (1992) Glacial geology of the Laurentian divide area, St. Louis and Lake Counties, Minnesota: Minnesota Geological Survey Field Trip Guidebook 18, 73 p. 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)
W-1140
W-827