National Geologic Map Database
Product Description Page
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Title: Geology and mineral resources of the Hennepin and LaSalle quadrangles [Illinois]
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Author(s): Cady, G.H.
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Publishing Organization: Illinois State Geological Survey
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Series and Number: Bulletin 37 [136 p.]
- Publication Date: 1919
- Map Scale: 1:62,500
- Cross Section: None
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.