Collection
Serial/Series Title
The Cross Section
451
Digital US Topo Maps: 7.5 Minute Series (Topographic)
50
2000 Census County Subdivision Block Map
49
1990 Census County Block Map
35
2000 Census County Block Map
35
2010 Census County Block Map
35
2010 Census P.L. 94-171 County Block Map
35
7.5 Minute Series (Topographic)
27
Digital Raster Graphic Topographic Maps: 7.5 Minute Series (Topographic)
25
2007 Economic Census Map
10
8 More
States
Counties
Decade
Month
Language
806 Matching Results
Results open in a new window/tab.
prev
Results:
793 - 806 of
806
Traction-Engine.
Patent for traction engines used in farms that will make it easier to construct, make it less heavy, and cheaper to build.
Date:
August 8, 1916
Creator:
Roberts, Adrian J. & Wright, Wayne C., Sr.
Object Type:
Patent
System:
The Portal to Texas History
Pump.
Patent for a pump, designed to increase the flow of water without increasing the length of the stroke or the numbers of strokes of the plunger rod. The pump lifts water by force and suction simultaneously.
Date:
February 24, 1914
Creator:
Muncy, David J.
Object Type:
Patent
System:
The Portal to Texas History
Spoke-Tightener
Patent for a spoke tightener that reduces the strain on the felly.
Date:
June 4, 1912
Creator:
Norton, John W.
Object Type:
Patent
System:
The Portal to Texas History
Process of Producing Pictures
Patent for a process of producing pictures. Illustration included.
Date:
July 19, 1904
Creator:
Fields, Moses M.; Edwards, J. W. & Winn, W. M.
Object Type:
Patent
System:
The Portal to Texas History
Method of Repairing Aluminum Castings.
Patent for a new method of repairing fractured aluminum casts that involves welding the metal against a composite pate, includes illustrations.
Date:
July 8, 1919
Creator:
Irwin, Samuel D.
Object Type:
Patent
System:
The Portal to Texas History
Tool Holder.
Patent for a device to hold a tool with a beveled edge against an emery wheel for the purpose of sharpening. The tool holder can be adjusted and used for multiple tool types.
Date:
October 7, 1919
Creator:
Quillin, Alphonso L.
Object Type:
Patent
System:
The Portal to Texas History
Rotary Cultivator.
Patent for a new and improved rotary cultivator designed to pulverize hard, dry soil without damaging the plants. The device utilizes cylindrical tooth holder with teeth that can be manipulated at various angles to pry the soil from around the plants.
Date:
November 18, 1919
Creator:
Irwin, Samuel D. & Irwin, Herbert G.
Object Type:
Patent
System:
The Portal to Texas History
Seed Planter
Patent for a seed planter. Illustration included.
Date:
June 24, 1903
Creator:
Merrick, Samuel M.
Object Type:
Patent
System:
The Portal to Texas History
Powder- Sprayer
Patent for Insect Powder Sprayer. This sprayer allows the use of insecticide powder for use on animals, plants, and insects.
Date:
November 30, 1920
Creator:
Erwin, Samuel D.
Object Type:
Patent
System:
The Portal to Texas History
Conservation Connect, Number 1, Fall 2014
Annual magazine published by the High Plains Water District, discussing issues related to water usage and "highlight[ing] stories about water conservation practices and the people across the district that implemented them."
Date:
Autumn 2014
Creator:
High Plains Underground Water Conservation District No. 1 (Tex.)
Object Type:
Journal/Magazine/Newsletter
System:
The Portal to Texas History
Conservation Connect, Number 2, Fall 2015
Annual magazine published by the High Plains Water District, discussing issues related to water usage and "highlight[ing] stories about water conservation practices and the people across the district that implemented them."
Date:
Autumn 2015
Creator:
High Plains Underground Water Conservation District No. 1 (Tex.)
Object Type:
Journal/Magazine/Newsletter
System:
The Portal to Texas History
Conservation Connect, Number 5, Fall 2018
Annual magazine published by the High Plains Water District, discussing issues related to water usage and "highlight[ing] stories about water conservation practices and the people across the district that implemented them."
Date:
Autumn 2018
Creator:
High Plains Underground Water Conservation District No. 1 (Tex.)
Object Type:
Journal/Magazine/Newsletter
System:
The Portal to Texas History
Insecticide-Dispensing Receptacle.
Patent for an improved insecticide dispensing receptacle, made cheaply enough it can be disposed of after use.
Date:
March 1, 1921
Creator:
Irwin, Herbert G.
Object Type:
Patent
System:
The Portal to Texas History
Oil Burner
Patent for a class of oil burners to be used with stoves. Illustration included.
Date:
September 6, 1910
Creator:
Mitchell, Cliff W.
Object Type:
Patent
System:
The Portal to Texas History