Sets of map sheets by states, counties, and cities (census tracts and block numbering areas).
Title from portfolio.
Title on map sheets: Census tract/block numbering area outline map (1990).
Portfolio erroneously printed with title and number for: Washington (outside metropolitan areas).
Distributed to all Regional depository libraries and to Maryland depository libraries selecting Item 156-K-20.
Shipping list no.: 92-0611-P.
"Base map generated using digital data obtained at 1:100,000- scale through a cooperative program with the United States Geological Survey, Department of the Interior."
Includes indexes.
"1990 CPH-3-80."