Collection
United States Census Map Collection
540
USGS Topographic Map Collection
259
Texas State Publications
41
Brownsville Affray
37
Texas Patents
36
Texas Laws and Resolutions Archive
17
Texas Attorney General Opinions
12
Texas Soil Surveys
4
Government Documents General Collection
3
Technical Report Archive and Image Library
2
Serial/Series Title
1990 Census County Block Map
116
2000 Census County Subdivision Block Map
107
2010 Census County Block Map
105
2010 Census P.L. 94-171 County Block Map
105
7.5 Minute Series (Topographic)
105
2000 Census County Block Map
101
Digital US Topo Maps: 7.5 Minute Series (Topographic)
56
Senate document (United States. Congress. Senate)
39
Digital Raster Graphic Topographic Maps: 7.5 Minute Series (Topographic)
26
60th Congress
20
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951 Matching Results
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951
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Flood Protection Plan: Phase 2
Report on a flood planning study for the City of Brownsville, expanding on a previous study done in 2006. The study examined new watersheds in the city and presented recommendations for infrastructure improvement to mitigate flood risks.
Date:
August 2011
Creator:
Ambiotec Civil Engineering Group
Object Type:
Report
System:
The Portal to Texas History
Elevated Drafting Rule
Patent for instrument used in drafting and ruling straight lines.
Date:
January 30, 1917
Creator:
Anderson, Andrew E.
Object Type:
Patent
System:
The Portal to Texas History
Geometrical Instrument
Patent for a geometrical instrument. This instrument is used to create a straight edge with pivoted blades, like a protractor, to be used for laying protracted angles, etc.
Date:
March 26, 1918
Creator:
Anderson, Andrew E.
Object Type:
Patent
System:
The Portal to Texas History
Tape-Measure.
Patent for a tape measure with a claw on one end that the user can affix to a surface to hold one end of the measuring tape and aid in the measuring process.
Date:
December 4, 1917
Creator:
Anderson, Andrew E.
Object Type:
Patent
System:
The Portal to Texas History
Soil Survey of Cameron County, Texas
Text describes climate, agriculture, and soils of Cameron County, Texas.
Date:
1941
Creator:
Beck, M. W. (Miles Walter) & Hendrickson, B. H. (Bertram Higbie)
Object Type:
Book
System:
The Portal to Texas History
Regional Water Plan: Region M (Rio Grande), 2016, Volume 2. Appendices
Appendices for water plan for Region M including recommended and not recommended water management strategies, model drought and water conservation plans, survey data, and related reports on different areas of the water plan.
Date:
December 1, 2015
Creator:
Black & Veatch
Object Type:
Report
System:
The Portal to Texas History
Regional Water Plan: Region M (Rio Grande), Volume 1. Executive Summary and Regional Water Plan
Water plan for Region M (Rio Grande) describing water resources and suppliers in the area, usage statistics and forecasts, water needs, water management strategies, drought response plans, financing for the plan, and the process of creating the plan.
Date:
December 1, 2015
Creator:
Black & Veatch
Object Type:
Report
System:
The Portal to Texas History
Antiseptic Shaving Outfit.
Patent for a more compact and improved version of an antiseptic shaving outfit, including illustrations.
Date:
January 2, 1917
Creator:
Braunstein, Aron
Object Type:
Patent
System:
The Portal to Texas History
Protecting Shores.
Patent for certain new and useful improvements in protections for river banks and coast washing, including instructions and illustrations.
Date:
September 27, 1898
Creator:
Brooks, Samuel W.
Object Type:
Patent
System:
The Portal to Texas History
Improvements in Machines for Making Paving-Blocks.
Patent for the improvement in machines for making paving-blocks.
Date:
October 24, 1871
Creator:
Brooks, Samuel Wallace
Object Type:
Patent
System:
The Portal to Texas History
Attachment for Tractors.
Patent for attachments in tractors. "This invention relates to tractors and has for its object the provision of means where by when the front axle and wheels of the tractor rise caused by rearing of the tractor, the clutch will be automatically disconnected and remain so until the front wheels of the tractor descend again into engagement with the ground. An important and more specific object is the provision in a tractor of a front axle formed n sections pivotally connected, one section being connected by suitable means with the clutch mechanism and the wheels serving as weights whereby when the tractor rears back and the front wheels leave the ground the axle sections will move relatively and exert a pull upon the means connected with the clutch whereby the clutch will be thrown out."
Date:
August 30, 1921
Creator:
Cholick, Joseph John
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Spike-Extractors.
Patent for "an improvement in the class of nail-extractors in which a gripe or grapple formed of pendent springs or hinged jaws is employed." (lines 7-10) including instructions and illustrations.
Date:
September 29, 1874
Creator:
Devine, William
Object Type:
Patent
System:
The Portal to Texas History
City of La Feria Flood Protection Plan
The purpose of this report was to develop a comprehensive set of models for the City's main drainage-way system, to be utilized in developing flood protection alternatives, both structural and non-structural.
Date:
July 5, 2011
Creator:
Espey Consultants, Inc.
Object Type:
Report
System:
The Portal to Texas History
Self-Filling Tire
Patent for a product that automatically inflates automobile tires with the motion and weight of the moving vehicle, with the help of a piston that is not driven by springs.
Date:
April 20, 1915
Creator:
Fernandez, Jose
Object Type:
Patent
System:
The Portal to Texas History
Barreda 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 1:31680
Date:
1936
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Barreda 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:
1930
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Brownsville
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 1:100000
Date:
1992
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Brownsville
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 1:250000
Date:
1962
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Brownsville
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 1:250000
Date:
1980
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Brownsville
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 1:250000
Date:
1969
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Buena Vista 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:
1929
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Buena Vista 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 1:31680
Date:
1935
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Buena Vista 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 1:31680
Date:
1945
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
La Coma 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 1:24,000
Date:
1983
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History