Balanced Valve (open access)

Balanced Valve

Patent for a balanced valve for a steam powered sawmill.
Date: March 3, 1908
Creator: Rigsby, Lewis J.
Object Type: Patent
System: The Portal to Texas History
Advertising-Shield for Vehicle-Wheels (open access)

Advertising-Shield for Vehicle-Wheels

Patent for a shield for vehicle wheels that can be used for advertising.
Date: March 4, 1913
Creator: Blackshear, Robert King
Object Type: Patent
System: The Portal to Texas History
Texas Attorney General Opinion: O-6479 (open access)

Texas Attorney General Opinion: O-6479

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Grover Sellers, regarding a legal question submitted for clarification: May the Tax Assessor of Angelina County sell property for delinquent taxes and give a valid deed?
Date: March 31, 1945
Creator: Texas. Attorney-General's Office.
Object Type: Text
System: The Portal to Texas History
Primary Care Case Management Primary Care Provider and Hospital List: Southeast Texas, March 2009 (open access)

Primary Care Case Management Primary Care Provider and Hospital List: Southeast Texas, March 2009

List of Primary Care Case Management program approved primary care providers, hospitals, specialists, and family planning providers, located in the Southeast Texas area.
Date: March 2009
Creator: Primary Care Case Management
Object Type: Book
System: The Portal to Texas History
Ground-Water Conditions in Angelina and Nacogdoches Counties, Texas (open access)

Ground-Water Conditions in Angelina and Nacogdoches Counties, Texas

Report on groundwater conditions in Angelina and Nacogdoches Counties, Texas.
Date: March 1970
Creator: William F. Guyton & Associates
Object Type: Report
System: The Portal to Texas History
Fire-Extinguishing Apparatus. (open access)

Fire-Extinguishing Apparatus.

Patent for a fire-extinguishing apparatus designed for use in gin-mills, saw-mills, factories, and other buildings. The operator can quickly turn on a stream of water and extinguish the flames. The apparatus is a valved supply-pipe connected to a boiler, branch pipes extend from the supply-pipe, and discharge nozzles are connected and are flexible.
Date: March 24, 1896
Creator: Driver, Elias K.
Object Type: Patent
System: The Portal to Texas History
Fire-Escape (open access)

Fire-Escape

Patent for a flexible chute that attaches to the window frame. The chute uses hinges or a pivot so it can be moved out of the way when not is use.
Date: March 9, 1909
Creator: Woods, Murray
Object Type: Patent
System: The Portal to Texas History
Expansion-Cultivator. (open access)

Expansion-Cultivator.

Patent for cultivators "which can be readily expanded or contracted to adapt the device to the distance apart of the rows to be cultivated or to cover a tract or greater or less breadth." (Lines 10-13) Includes instructions and illustrations.
Date: March 9, 1897
Creator: Moore, William M.
Object Type: Patent
System: The Portal to Texas History