TIGER/Line 2006 Second Edition files archive
These are public-use data files as published by the U.S. Census Bureau's
geography division. These files are provided as a convenience for the
community, since they were used in the creation of geographic definitions
for public-use files available on this site:
The files archived here stem from http://www.census.gov/geo/www/tiger/tiger2006se/tgr2006se.html.
For a more complete archive, consult TIGER/Line Files @ ICPSR.