GIS Web Intro
These sites have good GIS related information on them.
Starting the Hunt at CAST, U of Arkansas, is a great start point for getting GIS data for the US.
This site is a list of much of theUSGS data available on the web.
This USGS site has links to Digital Elevation (DEM), Line (DLG), and Land Use (LULC) data.
This is the NRCS data library.
This is the EPA data library.
This is a Cornell site that has Census geography (TIGER) data available.
This is a link to the New York Spatial Data Clearinghouse.
This site has 1990 Census Data.
This is a library of scanned maps.
This is a very extensive GIS link list.
