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Geological Survey Circular 1085
Our Changing Landscape: Indiana Dunes National Lakeshore
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OUR CHANGING LANDSCAPE:
Indiana Dunes National Lakeshore
By Catherine L. Hill,
Barbara J. Ryan,
and Bonnie A. McGregor,
U.S. Geological Survey,
and Marie Rust,
National Park Service
![cover of document](images/cover.jpg)
PUBLIC ISSUES IN EARTH SCIENCE
GEOLOGICAL SURVEY CIRCULAR 1085
1991
TABLE OF CONTENTS
circ/1085/index.htm
Last Updated: 27-Apr-2009
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