Generalized Glacial Map of South Dakota      (loads slowly)

             
      SD Geo. Survey, Duncan J. McGregor, State                                                            Educational series map 2         Geologist                                                                                                                          1971                            

  Lake Deposits Late Wisconsin Early Wisconsin Drift
Recent Late Wisconsin Ground Moraine Late Wisconsin
Stagnation Moraine		 Illinoian Drift

 

back to James River Glaciers

back to tele. lesson 5