Environmental geology of Lake and Porter Counties, Indiana—an aid to planning (1975)

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Item Number: SR11
Map Scale: 1:316,800


Hartke, E. J., Hill, J. R., and Reshkin, M., 1975, Environmental geology of Lake and Porter Counties, Indiana—an aid to planning: Indiana Geological Survey Special Report 11, 57 p., 25 figs., 1 pl.

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