https://geoscan.nrcan.gc.ca/starweb/geoscan/servlet.starweb?path=geoscan/fullf.web&search1=R=132960
Canadian Science Publishing, 1990
A 14C age estimate of 13 470 ± 130BP (ISGS-1378) from organic material at the base of transgressive lake deposits exposed in a southern Lake Michigan shore...
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