U.S. DEPARTMENT OF THE INTERIOR
MANUEL LUJAN, Jr., Secretary
U.S. GEOLOGICAL SURVEY
Dallas L. Peck, Director
Any use of trade, product, or firm names
in this publication is for descriptive purposes only and does not imply
endorsement by the U.S. Government.
Library of Congress Cataloging in Publication Data
Our changing landscape: Indiana Dunes National Lakeshore / by Catherine
L. Hill ... [et al.].
p. cm. (U.S. Geological Survey circular; 1085. Public issues in
earth science)
Includes bibliographical references.
1. Indiana Dunes National Lakeshore (Ind.) I. Hill, Catherine L. II. Series :
U.S. Geological Survey circular; 1085. III. Series : U.S. Geological Survey
circular. Public issues in earth science.
F532.1509 1991 91-28137
977.2'98dc20 CIP