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a core project of

GIS Data

Each *.zip directory listed here contains shape files for the time period given. These shape files were created using ArcView, and are best viewed using one of the ESRI products ArcView, ArcInfo, ArcGIS.
Another option is ArcExplorer - a free software from ESRI that lets you see the Shapefiles and print them, as well as do queries, zoom in, create multiple layers, etc. Download ArcExplorer from http://www.esri.com/software/arcexplorer/index.html.

The file Land and Legends contain land mask and legend key files for use specifically with ArcView. Other GIS software products may also be used, but will require separate Land and Legends files. To download the data, right click and save the link. The file sizes vary from 18 to 41 MB.  Land and Legends.zip

For more detailed information, please consult the User Guide.    

NOTE: Please consider file size when downloading.  Sizes vary from 18-41 MB and may take a while to open.

1550-1966.zip
1967.zip
1968.zip
1969.zip
1970.zip
1971.zip
1972.zip
1973.zip
1974.zip
1975.zip
1976.zip
1977.zip
1978.zip
1979.zip
1980.zip
1981.zip
1982.zip
1983.zip
1984.zip
1985.zip
1986.zip
1987.zip
1988.zip
1989.zip
1990-1997.zip
1998.zip
1999.zip
2000.zip
2001.zip
2002.zip

Land and Legends.zip