Patterns of Late Woodland/Mississippian interaction in the lower Illinois valley drainage
essay 1991 Farnsworth, Kenneth B. et al.

MississippianNorth America > Eastern Woodlands
It has been widely believed by archaeologists that lower valley Late Woodland populations were physically replaced or integrated into American Bottom Mississippian cultural systems after about 1000 A.D. In this article the authors explore the possibi...