Resource Type
Collection
Serial/Series Title
Digital US Topo Maps: 7.5 Minute Series (Topographic)
64
2010 Census County Block Map
52
2010 Census P.L. 94-171 County Block Map
51
2000 Census County Subdivision Block Map
44
1990 Census County Block Map
39
2000 Census County Block Map
38
Digital Raster Graphic Topographic Maps: 7.5 Minute Series (Topographic)
32
7.5 Minute Series (Topographic)
29
15 Minute Series (Topographic)
20
2007 Economic Census Map
9
12 More
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422 Matching Results
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422
Complying with the Edwards Aquifier Rules: Administrative Guidance
A guide to how to comply with the Edwards Aquifer rules for landowners in Kinney, Uvalde, Medina, Bexar, Comal, Hays, Travis, and Williamson Counties, Texas.
Date:
June 1999
Creator:
Texas Natural Resource Conservation Commission. Field Operations Division.
Object Type:
Report
System:
The Portal to Texas History
Edwards Aquifer Hydrogeologic Status Report for 1992
Report on the status of the Edwards Aquifer, discussing current and historic water levels, trends, and water quality.
Date:
August 1993
Creator:
Edwards Underground Water District (Tex.). Field Operations Division.
Object Type:
Report
System:
The Portal to Texas History
Kickapoo Cavern State Park
Map of Kickapoo Cavern State Park showing access routes, hiking trails, and park amenities.
Date:
February 2015
Creator:
Texas. Parks and Wildlife Department.
Object Type:
Map
System:
The Portal to Texas History
Kickapoo Cavern State Park
A map of Kickapoo Cavern State Park. Some of the features of the map include wildlife like the black-capped vireo and the Mexican free-tailed bat, locations of bat caves, trails, parking, and camping areas. There is also a coupon for the purchase of a Texas State Parks Pass which, when purchased, would allow for free access to over 90 Texas State Parks for the buyer and a carload of their guests.
Date:
February 2012
Creator:
Texas. Parks and Wildlife Department.
Object Type:
Map
System:
The Portal to Texas History
Occurrence, Availability, and Chemical Quality of Ground Water in the Edwards Plateau Region of Texas
Report on
Date:
July 1979
Creator:
Walker, Loyd E.
Object Type:
Report
System:
The Portal to Texas History
Texas Governor's Task Force on Border Economic Development: Final Report and Recommendations
Final report from the Governor's Task Force on Border Economic Development describing the group's findings and background on the border region of Texas, as well as recommendations for developing the are.
Date:
December 1986
Creator:
Texas. Border Economic Development Task Force.
Object Type:
Report
System:
The Portal to Texas History
Wrench.
Patent for "a wrench adapted to engage the nut of the wheel hub, so that on turning the wheel the nut will unscrew from the threaded end of the axle." (Lines 14-17) Includes instructions and illustrations.
Date:
October 30, 1894
Creator:
Stambaugh, Julius Locke
Object Type:
Patent
System:
The Portal to Texas History
Vehicle.
Patent for a wheel-vehicle structure used on farm, road, country or the city, including illustrations. Vehicle with pivot axles that eliminate the jerking and shaking caused by common vehicles.
Date:
December 16, 1913
Creator:
Drew, James W.
Object Type:
Patent
System:
The Portal to Texas History
Intrenching-Tool.
Patent for certain new and useful improvements in intrenching tools, including instructions and illustrations.
Date:
August 8, 1899
Creator:
Hoffmann, Arnold G.
Object Type:
Patent
System:
The Portal to Texas History
Improvement In Padlocks.
Patent for improvements to Padlocks which can be opened with a key in conjunction with maneuvering the tumblers or locking-bolt.
Date:
August 14, 1878
Creator:
Jacobs, Morris
Object Type:
Patent
System:
The Portal to Texas History
Improvement in Plates for Holding Screw-Cutting Dies.
Patent for plates to hold screw-cutting dies, which allows the threads to be more accurately placed. Dies are also able to work for left handed dies as well as right handed dies.
Date:
October 14, 1879
Creator:
Geiser, Johan G.
Object Type:
Patent
System:
The Portal to Texas History
Gate-Latch.
Patent for a improved gate latch that has "a permanent member carried structure and a swingable member carried structure, which co-act, and are operated by spring action for locking the swingable members against swinging movement".
Date:
October 10, 1916
Creator:
Ramirez, Simon
Object Type:
Patent
System:
The Portal to Texas History
Horse-Detacher.
Patent for an improved horse-detacher, including illustrations.
Date:
January 1, 1901
Creator:
Vincent, William O.
Object Type:
Patent
System:
The Portal to Texas History
[Texas] Typical Curves of Precipitation
Series of three graphs demarcating the average rainfall per month for specific Texas cities across different regions of the state. Some lines are marked in red to distinguish individual points.
Date:
1891
Creator:
unknown
Object Type:
Technical Drawing
System:
The Portal to Texas History