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1990 Census County Block Map (Recreated): Starr County, Block 6
Parent map for Starr County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:20,000.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): Brooks County, Block 7
Parent map for Brooks County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:27,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
Salineno Quadrangle
Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000
Date:
1990
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Evaluation of Ground-Water Resources in the Lower Rio Grande Valley, Texas
This report includes studies on critical ground water areas identified by the state water agencies and the findings and recommendations on whether a ground-water conservation district should be established in the respective areas in order to address ground-water problems.
Date:
January 1990
Creator:
McCoy, Wesley T.
Object Type:
Report
System:
The Portal to Texas History