Forum on
Geologic Mapping Applications in the
Washington-Baltimore Urban Area

PROCEEDINGS

RESTON, VIRGINIA

APRIL 23, 1997

Edited by J. Wright Horton, Jr., U.S. Geological Survey, and
Emery T. Cleaves, Maryland Geological Survey

U.S. GEOLOGICAL SURVEY CIRCULAR 1148

Sponsored by the
U.S. Geological Survey and the
Maryland Geological Survey

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TABLE OF CONTENTS

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Last modified 15 April 1998
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