Archiwum Map: http://english.mapywig.org/news.php
(Wojskowego Instytutu Geograficznego)
Scanned "maps and geographic materials
published by the Wojskowy Instytut Geograficzny (WIG) in 1919 - 1939."
Holy Land Maps: http://www.jnul.huji.ac.il/dl/maps/pal/html/ (Jewish National & University Library)
NHGIS - National HIstorical Geographic Information System: http://www.nhgis.org/ Contains "aggregate census data and GIS-compatible boundary files for the United States between 1790 and 2000. "
Social Explorer: http://www.socialexplorer.com/pub/home/home.aspx
(Queens College of the City University of New York)
Census maps.
