Preliminary sketch map of glacial moraines of Illinois - 1929 
        Subject to revision according to studies in progress 
(After Leverett, Leighton, MacClintock, and others) Prepared by Y. L. Leighton

 
 
                            _Illinoan Series ,   ifconsin Series 
 
                    J1O DA SS", EPHEN N NE8AG 1800     .-1L AK. 
 
        MAP OF              \ 
      ILLINOIS 
 
 
 
 
 
                                            LASALLEA.L 
                      r                              5 
 
 
 
                      H NRGA S           LAoSLL 
 
 
 
 
 
 
 
 
 
 
 
 
                PIN MEN RMET 
                                      H   L* 
 
 
 
 
 
 
 
 
 
 
 
 
 
                   I NJEFFERSON I 
 
 
 
 
 
 
                           MACSOINGNON 
 
 
 
 
 
Legend of XWisconsin Lorain,    -            . I" 
        F Lake Border 
I:i ddle f moraixtc system . 
                           'I T                HAMILTVRMIIO 
 
 
 
 
 
 
 
 
 
 
 
 
 isconsin 7 Valparaiyste o morainic <,. ,(           < 
       t~5 Einooka moraine    k"4\_ 
       r   arseilles mnorainic system 
.E2arly" 1Bloomington mora inic system       " 
i s c °sin 3  hCernohmP ai gn~od norai ni cman system  _,_. -: 
         iJ.Shelbyville ioraine(outer~ost) \ flites4A 
       A            CASS'                     INA4ee 
                                     'N                                 
        w 
 
 
 
                   SCT0                              2 0 2 0 4 
                                   "C 6- A          C 0 L E S 
 
                 \"',.                          , 
 
 
Scale 0  0 o 0 0ef 
 
 
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