HOLOCENE PALYNOLOGY AND S E DI M E N T O L O G Y 



WISCONSIN 



ILLINOIS 



Wouk egan 



Fig. 2 - Map of southern Lake Michigan showing coring stations, water depth 

 (contour interval 20 m) , and major tributaries to the lake. 



northeast. Southeast winds are uncommon. It is likely that atmospheric circu- 

 lation patterns throughout the Holocene have been similar to those at present. 



