Occurrence, Availability and Chemical Quality of Ground Water in the Cretaceous Aquifers of North-Central Texas: Volume 1 (open access)

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
Texas Attorney General Opinion: WW-109 (open access)

Texas Attorney General Opinion: WW-109

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, Will Wilson, regarding a legal question submitted for clarification: Can the County Auditor of Grayson County legally approve a warrant payable to the County Health Officer for services acting in such capacity while at the same time acting as duly elected and qualified Mayor of the City of Sherman, Texas, and receiving a salary therefor? And related questions.
Date: April 23, 1957
Creator: Texas. Attorney-General's Office.
Object Type: Text
System: The Portal to Texas History
Texas Attorney General Opinion: S-30 (open access)

Texas Attorney General Opinion: S-30

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, John Ben Shepperd, regarding a legal question submitted for clarification: Authority of the Bureau of Labor Statistics to license a Grayson County resident to operate an employment agency in Jefferson County.
Date: April 20, 1953
Creator: Texas. Attorney-General's Office.
Object Type: Text
System: The Portal to Texas History
Automobile-Windlass (open access)

Automobile-Windlass

Patent for improved windlass for an automobile that attaches to both rear wheels to prevent idling
Date: April 20, 1920
Creator: Davis, Marion A.
Object Type: Patent
System: The Portal to Texas History
Wire-Fence Shield. (open access)

Wire-Fence Shield.

Patent for a tool to cover a portion of barbed wire fence allowing one to cross over or through without harm, composed of three or more telescoping metal tubes.
Date: April 6, 1920
Creator: Davis, Marion L.
Object Type: Patent
System: The Portal to Texas History
Grain-Car Door. (open access)

Grain-Car Door.

Patent for Grain-Car Door. "The object the present invention is to arrange the door for use in transporting grain without requiring any additional grain door or planking on the inside door opening." (Line 3)
Date: April 23, 1918
Creator: Hartough, Edward W.
Object Type: Patent
System: The Portal to Texas History
Arc-Lamp Attachment (open access)

Arc-Lamp Attachment

Patent for improving arc lamp attachments. The attachment allows an arc lamp to be able to use an incandescent lamp in place of the electrodes in an arc lamp. The attachment increases the efficiency and durability of the arc lamp.
Date: April 2, 1918
Creator: Pratt, James R.
Object Type: Patent
System: The Portal to Texas History
Dry Closet. (open access)

Dry Closet.

Patent for a new design that improves "construction, utility, and efficiency of dry closets"(lines 10-11) that would also allow the use of an attachment specifically for dry closet seats. Includes design for mesh cloth to capture waste.
Date: April 24, 1917
Creator: Mershon, John H.
Object Type: Patent
System: The Portal to Texas History
Firearm. (open access)

Firearm.

Patent for firearm with improvements to the cartridge carries or lifter and safety device for locking the trigger, including illustrations.
Date: April 25, 1916
Creator: McLean, Grover C.
Object Type: Patent
System: The Portal to Texas History
Boltless Rail-Joint. (open access)

Boltless Rail-Joint.

Patent for improvements in connecting rails without the use of bolts and nuts but instead using two fish-plates.
Date: April 20, 1915
Creator: Richardson, Charles I. & Hall, William D.
Object Type: Patent
System: The Portal to Texas History
Explosion Engine Starter (open access)

Explosion Engine Starter

Patent for a new type of automobile starter, able to replace the hand crank. This device will be able to start the automobile without having to turn a crank, It will attach to the crank shaft of the engine and make it much easier to start the automobile.
Date: April 28, 1914
Creator: Miller, Charles R.
Object Type: Patent
System: The Portal to Texas History
Safety Air Brake Appliance (open access)

Safety Air Brake Appliance

Patent for " a safety air brake appliance for steam, traction or other railways, for each car" (lines 10-11). Including illustrations.
Date: April 17, 1914
Creator: Carpenter, Alfred A.
Object Type: Patent
System: The Portal to Texas History
Cotton-Harvester. (open access)

Cotton-Harvester.

Patent for a cotton harvester designed for the harvesting of the cotton crop, including illustrations.
Date: April 7, 1914
Creator: Upshaw, Lucius L.
Object Type: Patent
System: The Portal to Texas History
Combination Battery Vault, Cistern, and Semaphore Foundation (open access)

Combination Battery Vault, Cistern, and Semaphore Foundation

Patent for an improvement to combination battery vaults, cisterns and semaphore foundations used in railway signal systems, including illustrations and descriptions.
Date: April 1, 1913
Creator: Johnson, John A.
Object Type: Patent
System: The Portal to Texas History
Nut Lock (open access)

Nut Lock

Patent for a nut lock. Illustration included.
Date: April 19, 1910
Creator: Bradshaw, Richard A.
Object Type: Patent
System: The Portal to Texas History
Conductor's Train-Book (open access)

Conductor's Train-Book

Patent for a conductor's train-book. This invention if for a conductor to log train movements. Illustration included.
Date: April 12, 1910
Creator: Crane, James C. A.
Object Type: Patent
System: The Portal to Texas History
Cotton-Chopper. (open access)

Cotton-Chopper.

Patent for a cotton chopper with an adjustable swinging arm.
Date: April 12, 1910
Creator: Lang, Leo Albert
Object Type: Patent
System: The Portal to Texas History
Protective Carpet-Lining (open access)

Protective Carpet-Lining

Patent for a lining to protect carpets from wear and maintain sanitation. Illustrations included.
Date: April 13, 1909
Creator: Koll, Louis H.
Object Type: Patent
System: The Portal to Texas History
Trolley-Wheel (open access)

Trolley-Wheel

Patent for a trolley wheel. Illustrations included.
Date: April 28, 1908
Creator: Neighbour, William W.
Object Type: Patent
System: The Portal to Texas History
Apparatus for Bleaching Seed-Cotton (open access)

Apparatus for Bleaching Seed-Cotton

Patent for a machine for bleaching seed cotton before it ginned.
Date: April 14, 1908
Creator: Brennan, John B.
Object Type: Patent
System: The Portal to Texas History
Sanding Apparatus for Locomotives. (open access)

Sanding Apparatus for Locomotives.

Patent for a sanding apparatus for locomotives, which dispenses sand on the tracks for a better grip. This device prevents the system from being clogged with wet sand and can be easily turned on and off.
Date: April 7, 1908
Creator: Martin, Abram O.
Object Type: Patent
System: The Portal to Texas History
Chopper and Cultivator. (open access)

Chopper and Cultivator.

Patent for a chopper and cultivator with a rod with moveable blades attached that allows for the blades to be changed between different types for planting or cultivating.
Date: April 30, 1907
Creator: Odom, Elbert T.
Object Type: Patent
System: The Portal to Texas History
Compound Railway-Rail (open access)

Compound Railway-Rail

Patent for a compound railway-rail. This invention is a solid open jointed rail whereby two longitudinal section may be brought together without creating open joints. Illustration included.
Date: April 23, 1907
Creator: Stephens, George B.
Object Type: Patent
System: The Portal to Texas History
Rail-Fastening Device. (open access)

Rail-Fastening Device.

Patent for a rail fastening device for use in building street car tracks on roads with concrete foundations. The fastener is put in place in the wet concrete and held fast there by its hardening and eliminates the need for cross ties.
Date: April 23, 1907
Creator: Crerar, James P.
Object Type: Patent
System: The Portal to Texas History