Resource Type
Collection
Serial/Series Title
2010 Census County Block Map
71
2010 Census P.L. 94-171 County Block Map
70
2000 Census County Subdivision Block Map
66
Digital US Topo Maps: 7.5 Minute Series (Topographic)
60
1990 Census County Block Map
59
2000 Census County Block Map
57
7.5 Minute Series (Topographic)
54
Digital Raster Graphic Topographic Maps: 7.5 Minute Series (Topographic)
30
15 Minute Series (Topographic)
12
2007 Economic Census Map
8
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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
Shock Absorber
Patent for the improvement of shock absorbers through the introduction of more flexible material into the air container.
Date:
December 2, 1919
Creator:
Crawford, Edward M.
Object Type:
Patent
System:
The Portal to Texas History
Regional Water Planning Study: Roma, Texas
This document provides information on a Regional Water Planning Study by the city of Roma, Texas discussing existing conditions, development of water supplies, water treatment system alternatives, water distribution system alternatives, water operation alternatives, determination of costs and recommendations, an implementation schedule, evaluation of funding options and alternative district consolidations/regional structure, meetings, and an environmental assessment, with associated appendices.
Date:
October 2012
Creator:
Enprotec/Hibbs & Todd, Inc.
Object Type:
Book
System:
The Portal to Texas History
Soldier's Cart
Patent for an "inexpensive, light, strong, and conveniently-arranged carts adapted for carrying the rations, baggage, and accouterments of one man, and adapted also when coupled together for the safe carriage of disabled men from the field by the least possible number of attendants, and adapted also to be coupled together in pairs side by side, and to be coupled infront of each other and also to a mule-cart to allow one animal to draw the baggage of from six to ten or more men, and to carry from the field two, four, or six men at a time, the carts .being thus as well adapted for hospital service as they are for relieving or lessening the fatigues of the march" (lines 9-24).
Date:
December 10, 1889
Creator:
Gentzen, Herman
Object Type:
Patent
System:
The Portal to Texas History
Tent
Patent for "a simple light inexpensive tent structure which may be made of any required size, and may be easily and quickly pitched or struck, and will be securely anchored to the ground by the weight of its occupants, and will promote their good health, and will afford them ready exit in emergencies" (lines 9-15).
Date:
December 11, 1888
Creator:
Gentzen, Herman
Object Type:
Patent
System:
The Portal to Texas History
Agua Nueva Southeast 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:
1990
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Agua Nueva Southeast Quadrangle
Satellite image 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:
2010
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Agua Nueva Southeast 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:
1993
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Agua Nueva Southeast 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:
2012
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Agua Nueva Southeast 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:
1975
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Bentsen Ranch 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:
1990
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Bentsen Ranch Quadrangle
Satellite image 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:
2010
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Bentsen Ranch 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:
1993
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Bentsen Ranch 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:
1975
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Bentsen Ranch 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:
2012
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Borregos Ranch 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:
1990
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Borregos Ranch Quadrangle
Satellite image 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:
2010
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Borregos Ranch 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:
1993
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Borregos Ranch 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:
2012
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Borregos Ranch 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:
1975
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Camp Garcia 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:
1980
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Camp Garcia Quadrangle
Satellite image 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:
2010
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Camp Garcia 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:
1992
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History