Watts and Winter (1966) Plant macrofossils from Kirchner Marsh, Minnesota: a paleoecological study. Geological Society of America Bulletin 77, p. 1339-1360 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)
Y-1301
Y-1326
Y-1358