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100 Matching Results
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Setting-Basin Separating Device
Patent for Settling Basin-Separating Devices. This device improves the issue of unwanted discharge shown in prior devices
Date:
May 11, 1990
Creator:
Allen, Charles
Object Type:
Patent
System:
The Portal to Texas History
Evaluation of Ground-Water Resources in El Paso County, Texas
Report documenting evaluation of ground-water resources: "[t]his study in El Paso County was conducted to address problems of overdraft and quality deterioration with respect to the Hueco bolson, Mesilla bolson, and the Rio Grande alluvium aquifers" (p. v),
Date:
March 1990
Creator:
Ashworth, John B.
Object Type:
Report
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 47
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 2
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 46
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 60
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 22
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 69
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 15
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 18
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 34
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 83
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 80
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 3
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 12
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 37
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 84
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 16
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 59
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 25
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 86
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Inset E01
Inset map for El Paso County, Texas showing detail within a census block for which the U.S. Census Bureau collected data. The plotted map scale is 1:3,000.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 4
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History
1990 Census County Block Map (Recreated): El Paso County, Block 51
Parent map for El Paso County, Texas showing the area of one geographic block for which the U.S. Census Bureau collected data. The plotted map scale is 1:8,500.
Date:
1990
Creator:
United States. Bureau of the Census.
Object Type:
Map
System:
The Portal to Texas History