Collection
United States Census Map Collection
428
Texas Patents
193
USGS Topographic Map Collection
176
Texas State Publications
13
Texas Attorney General Opinions
9
Technical Report Archive and Image Library
3
Texas Soil Surveys
2
Texas Laws and Resolutions Archive
1
Government Documents General Collection
1
Serial/Series Title
2000 Census County Subdivision Block Map
107
2010 Census County Block Map
79
2010 Census P.L. 94-171 County Block Map
79
2000 Census County Block Map
77
1990 Census County Block Map
76
7.5 Minute Series (Topographic)
71
Digital US Topo Maps: 7.5 Minute Series (Topographic)
60
Digital Raster Graphic Topographic Maps: 7.5 Minute Series (Topographic)
30
2007 Economic Census Map
10
Western United States 1:250,000
8
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826 Matching Results
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[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
Automobile-Elevator.
Patent for an automobile elevator for use in garages, which operates using the car's own movement.
Date:
November 27, 1917
Creator:
Wright, Virgil Tilden
Object Type:
Patent
System:
The Portal to Texas History
Attachment for Rotaries.
Patent for rotary well-drilling machinery where the "ring or bushing to rotate independently of the table and the present invention is directed to means for accomplishing the rotating effect." (line 24-27)
Date:
July 20, 1920
Creator:
Johnston, Horace G.
Object Type:
Patent
System:
The Portal to Texas History
Knee-Pad.
Patent for a knee pad to be used by berry or cotton pickers, or other workers that are often in a kneeling position. The knee pad consists of a frame made of "one piece of spring wire of rather coarse gage, a roller revolubly attached to the front end of the frame, and cloth or canvas stretched across the frame" (lines 23-27). The cloth is easy to remove and replace.
Date:
March 4, 1919
Creator:
Holsey, Walter R.
Object Type:
Patent
System:
The Portal to Texas History
Tubeless Tire and Rim and Lock Therefor
Patent for "an improved tubeless pneumatic tire casing, and an improved rim and locking means therefore, where by to effectively draw the edges together to render the same air tight" (lines 11-15). Also, this patent provides a improved "tubeless tire casing" where adding air pressure makes the joint air tight.
Date:
October 22, 1918
Creator:
Cumpston, Frederick B.
Object Type:
Patent
System:
The Portal to Texas History
Surgical Splint.
Patent for a surgical splint specifically for the substitution of erectile tissue of the corpora cavernous of the genital organ to promote fecundation even in the absence of an erection.
Date:
July 13, 1920
Creator:
Renois, John J.
Object Type:
Patent
System:
The Portal to Texas History
Terracing-Machine.
Patent for a terracing machine to provide a device to this character constructed in such a manner that farm land can be readily terraced to prevent the soil washing away. Other features are having the means for vertically adjusting either end of the terracing scraper and to allow the scraper to easily and quickly be adjusted into different angular relations to the draft tongue.
Date:
November 27, 1917
Creator:
Reese, Samuel L.
Object Type:
Patent
System:
The Portal to Texas History
Hinge Gage and Marking Tool
Patent for a hinge gage (sic) and marking tool.
Date:
January 1, 1918
Creator:
Pummill, George R.
Object Type:
Patent
System:
The Portal to Texas History
Sanitary Udder-Protector.
Patent for udder protectors for milch (dairy) cows. To keep foreign matters from contact and to keep the udders warm for the animals' comfort, including illustrations.
Date:
July 29, 1919
Creator:
Thornton, Florence A.
Object Type:
Patent
System:
The Portal to Texas History
Flour-Sifter.
Patent for a centrifugal flour sifter that removes pests, mold, and debris.
Date:
September 13, 1921
Creator:
Brewer, Johnson
Object Type:
Patent
System:
The Portal to Texas History
Planter Attachment.
Patent for a seed planter attachment with an easily adjustable shovel.
Date:
March 2, 1920
Creator:
Sanders, Walter F.
Object Type:
Patent
System:
The Portal to Texas History
Gas Producer.
Patent for improvements to gas producers of the type in which combustible gases are evolved from coal, lignite, etc., during the incomplete combustion thereof.
Date:
April 11, 1922
Creator:
Johnston, Horace G.
Object Type:
Patent
System:
The Portal to Texas History
Rotary-Drill Head.
Patent for a drill apparatus that improves the head gears and driving mechanisms that makes for an efficient driving of the apparatus and allows for free vertical movement.
Date:
July 27, 1920
Creator:
Johnston, Horace G.
Object Type:
Patent
System:
The Portal to Texas History
Resilient Wheel.
Patent for improvements in resilient wheels. "This invention relates to a new and useful resilient vehicle wheel embodying flat arcuate springs by means of which the tread or shoe of the wheel is resiliently mounted with relation to the hub."(lines 8-12)
Date:
January 15, 1918
Creator:
Roberts, Samuel A.
Object Type:
Patent
System:
The Portal to Texas History
Well Bucket
Patent for Improvements in well buckets. The bucket has an inlet valve at the bottom and an air escape valve at the top that permits air to escape freely while preventing the entrance of dirt and extraneous matter to the interior of the bucket.
Date:
April 11, 1922
Creator:
Reese, Samuel L.
Object Type:
Patent
System:
The Portal to Texas History
Stalk-Cutter Attachment.
Patent for a planter attachment. It allows quick attachment of a stalk cutter that would let a planter serve two purposes.
Date:
February 7, 1922
Creator:
Haynes, Jack M.
Object Type:
Patent
System:
The Portal to Texas History
Guide for Drive-Chains.
Patent for a mechanism designed to prevent a guide chain from being displaced from the wheel(s) of its parent machine.
Date:
May 17, 1921
Creator:
Johnston, Horace G.
Object Type:
Patent
System:
The Portal to Texas History
Occurrence, Availability, and Chemical Quality of Ground Water in the Cretaceous Aquifers of North-Central Texas: Volume 2
The second volume of a two part report on the Creataceous aquifers in Texas. This volume contains information on water wells, water levels, and chemical analyses.
Date:
July 1982
Creator:
Nordstrom, Philip L.
Object Type:
Report
System:
The Portal to Texas History
Water Level and Water-Quality Data From Observation Wells in Northeast Texas
This Report presents quantitative and qualitative information concerning ground water of Texas, from observations in wells of 20 county areas in Northeast Texas by Texas Water Development Board and U.S Geological Survey.
Date:
February 1976
Creator:
Taylor, Howard D.
Object Type:
Report
System:
The Portal to Texas History
Occurrence, Availability and Chemical Quality of Ground Water in the Cretaceous Aquifers of North-Central Texas: Volume 1
Report on the quality and availability of ground water in the cretaceous aquifers of north-central Texas. Includes maps, hydrographs, rainfall data, pumpage, and more.
Date:
April 1982
Creator:
Nordstrom, Phillip L.
Object Type:
Report
System:
The Portal to Texas History
85th Texas Legislature, Regular Session, House Bill 1317, Chapter 1008
Bill introduced by the Texas House of Representatives relating to the designation of certain highways and locations, including the establishment of the Tom Lea Trail.
Date:
June 15, 2017
Creator:
Texas. Legislature. House of Representatives.
Object Type:
Legislative Document
System:
The Portal to Texas History
Identification of Potential Brackish Groundwater Production Areas - Nacatoch Aquifer
Provides data on the placement and studies pertaining to aquifers and groundwater production
Date:
July 2017
Creator:
Laughlin, Kristie
Object Type:
Report
System:
The Portal to Texas History
Impeller-Pump.
Patent for an impeller pump with separate sections and parts that can be connected together. The line of pipe of can be withdrawn without removing the head, and there are measures to keep the liner in operative position. The patent includes instructions and illustrations.
Date:
March 10, 1914
Creator:
Johnston, Horace G.
Object Type:
Patent
System:
The Portal to Texas History
Boll Breaking or Crushing Machine.
Patent for improvements to machines used for breaking or crushing cotton bolls "which will initially break the cotton bolls before the cotton with its bolls passes to the cotton gin." (lines 13-15).
Date:
October 26, 1915
Creator:
South, John T.
Object Type:
Patent
System:
The Portal to Texas History