Geographic information system analysis of topographic change in Philadelphia, Pennsylvania, during the last century [computer file]

Author:: Geological Survey (U.S.)
Publisher:: The Survey ; For sale by USGS Information Services (Open-File Report Sales)
Subject:: Digital mapping
Spatial Coverage:: Philadelphia Region (Pa.)
Language:: English
Year:: 2000
Date Issued:: 2002-06-01T04:00:00Z
Date Modified:: 2023-02-11T04:46:15Z
Library Catalog Record:: https://search.library.yale.edu/catalog/5198475
Digital Collections Record:: No Digital Collections record

Geographic information system analysis of topographic change in Philadelphia, Pennsylvania, during the last century [computer file] Yale Public content