EXPLANATORY OF A 
GEOLOGICAL MAP or the HISDLE and WESTERN STATES 
SECTION Tr 
South- end of LAKE HUE ON to the Mouth of WISCONSIN ft / FEE. 
SECTION from the ATLANTIC OCEAN at E</t/IIarhorA.J.toJjAKI! ONTARIO at the Mouth olt/ic Niagara River. 
-8 
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Wabusli ft ivor. 
Cincinnati. 
1 
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I 
T e 
SECTION from the ATLANTIC OCEAN af .Dei-aware So 
to Ihi 
. // / .S’ S / .V S f E / J / ft / FE It 
at S t Louis. 
WasLin4ton Oily 
Cretaceous formation. 
