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Books Books 1 - 4 of 4 on The later Wisconsin gravel of this area is in the main that found within the valleys....
" The later Wisconsin gravel of this area is in the main that found within the valleys and is of two sorts, that found in the terraces and that forming part of the valley filling. The former is thought to be of glacial origin in part at least and to have... "
Bulletin - Page 82
by Illinois State Geological Survey - 1919
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Bulletin, Issue 37

Geology - 1919
...having been deposited after the Illinois Valley ceased to be the outlet of glacial Lake Chicago. — 6GB The terrace gravel composes the terraces bordering...notable example is the Hennepin gravel underlying the Ilennepin terrace. Other gravel deposits of the same age as the Hennepin gravel are found along streams...
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Geology and Mineral Resources of the Hennepin and La Salle Quadrangles, Issue 37

Gilbert Haven Cady - Geology - 1919 - 136 pages
...beds slope sufficiently to give an artesian head to the water contained in them. POST EARLY WISCONSIN DEPOSITS GRAVEL The later Wisconsin gravel of this...Hennepin gravel is most extensively exposed along All forks Creek in sees. 25 and :i(5. Henncpin Township, (T. 33 N., H. 2 \V.), where it is being excavated...
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Bulletin, Issue 37

Geology - 1919
...sufficiently to give an artesian head to the water contained in them. POST EARLY WISCONSIN DEPOSITK The later Wisconsin gravel of this area is in the...terrace. Other gravel deposits of the same age as the Ilennepin gravel are found along streams tributary to the Illinois but apparently not elsewhere along...
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Bulletin, Issue 37

Geology - 1919
...beds slope sufficiently to give an artesian head to the water contained in them. POST EARLY WISCONSIN DEPOSITS GRAVEL The later Wisconsin gravel of this...terrace. Other gravel deposits of the same age as the Heiinepin gravel are found along streams tributary to the Illinois but apparently not elsewhere along...
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