168. This polygon layer represents block boundary, 2000 in Arlington County, VA.
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168. 1990 Census Block Group Boundaries. The data fields description is available CENSUS1990_TBLKGRP_FIELDS table for the data fields description.
168. This polygon layer represents Blockgroup boundary 2000, Arlington County, VA. The definition of table data is available via CENSUS_TRACK_Table_2...
168.
Census 1990 Tract boundaries. Census 1990 Tract data in CENSUS1990
_TRACT_DAT table. The definitions for the data fields can be found in t...