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12. Tribal Block Groups United States 2010

Datasets Harvard University Public content
2010. U.S. Census Bureau. Geography Division. This polygon data layer represents the 2010 TIGER/Line Census tribal block groups for the United States. The TIGER/Line Files are shapefiles and re...

13. Tribal Census Tracts United States 2010

Datasets Harvard University Public content
2010. U.S. Census Bureau. Geography Division. This polygon data layer represents the 2010 TIGER/Line census tribal census tracts for the United States. The TIGER/Line Files are shapefiles and r...

14. Unified School Districts United States 2010

Datasets Harvard University Public content
2010. U.S. Census Bureau. Geography Division. This polygon data layer represents the 2010 TIGER/Line census unified school districts for the United States. The TIGER/Line Files are shapefiles a...

15. Unites States County Boundaries (With Shorelines), 2013

Datasets Columbia University Public content
2012. United States. Bureau of Transportation Statistics and United States. Bureau of the Census. Geography Division. County boundaries with shorelines cut in. The TIGER/Line Files are shapefiles and related database files (.dbf) that are an extract of selected geo...