Provides full text access to government information dating to 1789. For additional details, consult the Content Coverage Chart on the database’s main search page.
Date Coverage: Varies by section.
Maximum Users: Unlimited
Truncation:
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Longitudinal Tract Data Base (LTDB) provides public-use tools to create estimates within 2010 tract boundaries for any tract-level data (from the census or other sources) that are available for prior years as early as 1970.

