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About the Digital Resources

TIGER (Topographically Integrated Geographic Encoding and Referencing )

TIGER is a system and digital data base developed at the Bureau of Census. Contains digital versions of census map features that can be matched with the 1990 statistical census data.

Census Transportation Planning Package (CTPP)

The CTPP is a set of special tabulations of 1990 census data tailored to meet the data needs of transportation planners.

ArcUSA 1:2M

ArcUSA provides maps for the lower 48 US states and counties, rivers, roads, cities, etc. Also has 1990 and earlier demographic attributes for states and counties.

Wessex U.S. Streets & Boundaries

Wessex provides loading software and TIGER files from the Census Bureau, converted to the ArcInfo format

Illinois Geographic Information System

Contains datasets developed by various state agencies or derived from US Geological Survey and US Bureau of the Census data files.

	University of Illinois at Urbana-Champaign Library Gateway Homepage Comments to: Map and Geography Library Updated: 12.05.2006 jmj