UNT Libraries Government Documents Department - 750 Matching Results
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- Spark Arrester.
- Patent for a new and improved spark arrester for smokestacks. This design "consists of an inverted hollow cone suspended within a hollow and flaring receiver for the sparks . . . so as to deflect the sparks against a conical annular cover to the receiver, whereby the sparks are broken and thrown against an arrester located over the hollow cone, and by which the sparks are again broken . . . and continued in that course until extinguished" (lines 7-18).
- Device for Replacing Derailed Railway-Cars.
- Patent for a device used to replaced derailed railway-cars that can be applied on either side of the rail. It can be easily moved to different tracks.
- Fort Davis Sheet
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
- Throttle-Lever.
- Patent for a new and improved throttle lever, including instructions and illustrations.
- Pump-Piston.
- Patent for an improvement on Pump-Pistons."This invention has for its object to provide a pump-piston constructed entirely of metal in order to avoid the use of packings constructed of leather or other rapidly-wearing material; and the invention consists in certain novel features of construction herinafter fully described." (Lines 15-21) Illustration is included.
- Dentistry
- Patent for a device to tighten and hold loose teeth to the jaw.
- Pump-Plunger
- Patent for a pump-plunger.
- Rail Connection.
- Patent for a rail connection, which is smooth when the train passes over it and durable.
- Water-Wheel.
- Patent for a water wheel for creating power, which has a greater power producing capacity with less water required than usual through the use of a special type of bucket on the wheel.
- Calculator
- Patent for a calculator which consists of semicircular device with movable pointers and number indexes printed on it that allows the pointers to be moved to different numbers to produce the answer to a math problem such as calculating the cost of goods sold by the pound in a store.
- Calculator
- Patent for a calculator. Illustrations included.
- Fort Davis Sheet
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
- Safety Device For Railway-Tracks
- Patent for a safety device for railway tracks to prevent derailment. Illustrations included.
- Pneumatic Wheel
- Patent for a pneumatic wheel. This invention is an improvement in vehicle wheels whereby a pneumatic tube which is "effectually mounted intermediate of the hub and rim and affords the wheel maximum resiliency of structure so as to insure of the absorption of the shocks incident to travel" (line 11-16). Illustration included.
- Tax-Calculating Device
- Patent for a tax calculating device that will calculate the percentages of the total tax that need to go to different agencies.
- Propeller
- Patent for a boat propeller that does not create a vacuum behind it and is more efficient than other propellers.
- Aerating-Churn.
- Patent for an improved churn for aerating cream by forcing air down a pipe into the churn.
- Well-Cylinder.
- Patent for well-cylinder improvements, specifically pumps with "special reference to a pump having a reciprocating piston and being adapted for use in a deep well, where the pump cylinder is difficult to access" (lines 11-14).
- Cigar-Tip Cutter.
- Patent for a cigar clipper that enables the clipper to fold compactly along the edge of the cigar box when not in use.
- Fly-Trap.
- Patent for an improvement to fly traps in which the flies are attracted by a sweet smelling substance down a funnel into the substance from which they are unable to escape. The flies either drown in the substance or are poisoned.
- Blacksmith's Tool Set.
- Patent for blacksmith tool set including tool holder and tool handle, with illustrations
- Egg-Crate.
- Patent for "a crate in which eggs may be shipped by freight, express or parcels post...without being cracked or broken" (lines 10-14), including illustrations.
- Wagon-Tongue.
- Patent for "new and useful Improvements in Wagon-Tongues, of which the following is a specification, reference being had therein to the accompanying drawings." (lines 6-9).
- Vehicle-Wheel.
- Patent for improvements in vehicle tires consisting of a solid tire made out of rubber, but which also has the same elasticity as a pneumatic tire and includes instructions and illustrations. The main goal of this tire is to act as a shock absorber to prevent serious injury from happening to the driver in a vehicle.
- Pipe Gripping Device.
- Patent for Pipe Gripping Device used in conjunction with a good drilling outfit to grip and support the casing pipe of a well.
- Slide-Display Machine.
- Patent for a mechanism that automatically moves the slides through a slide display machine to display each successfully upon a wall or screen, illustrations included.
- Toyah Sheet
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
- Orla 2-b Quadrangle
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:48000
- Soil map, Texas, Reeves County sheet
- Map displays soil types along with lakes, reservoirs, springs, tanks, towns, schools, roads, railroads, ranches, oil well derricks, and experiment stations. Shows average percentage of alkali present in samples taken at selected locations. Includes legend and symbols.
- Soil Survey of Reeves County, Texas
- Text describes the climate, agriculture, soils, irrigation, and alkali of Reeves County, Texas.
- Kent Sheet
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
- Hovey Sheet
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
- Barstow Sheet
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
- Orla Quadrangle
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:62500
- Fort Davis Sheet
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
- Texas Attorney General Opinion: O-2982
- 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, Gerald Mann, regarding a legal question submitted for clarification: 1940 Census of Reeves County
- Malaga Quadrangle
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:62500
- The Rustler Springs Sulphur Deposits As a Source of Fertilizer
- "The purpose of the present report is to review briefly the geology of the Rustler Springs district, describe the occurrence of some of the acidic sulphur earth deposits...and discuss some of the economic aspects involved in production of mineral fertilizer from these deposits" (p. 5).
- Orla Quadrangle
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:62500
- Pecos
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
- Carlsbad
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
- Carlsbad
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
- Fort Stockton
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
- Hobbs
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
- Van Horn
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
- Anderson Ranch Quadrangle
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24,000
- Fort Davis Sheet
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
- Narrow Bow Draw Quadrangle
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24,000
- Orla Southeast Quadrangle
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24,000
- Anderson Ranch Quadrangle
- Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000