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Soil map, Texas, Jefferson County sheet

Description: Map displays soil types along with bayous, canals, creeks, rivers, lakes, reservoirs, dams, swamps, towns, roads, ferries, railroads, oil reservoirs, refineries, pumping stations, and ranches. Includes legend, symbols, and soil profiles.
Date: November 10, 1915
Creator: United States. Bureau of Soils.
Item Type: Refine your search to only Map
Partner: UNT Libraries Government Documents Department

Soil Survey of Jefferson County, Texas

Description: Text describes climate, agriculture, and soils of Jefferson County, Texas.
Date: November 10, 1915
Creator: Carter, William T. (William Thomas); Schoenmann, L. R. (Lee Roy Adolph); Bushnell, T. M. (Thomas Mark) & Maxon, E. T.
Item Type: Refine your search to only Book
Partner: UNT Libraries Government Documents Department

Valve-Operating Mechanism

Description: Patent for Valve Operating Mechanism that includes "new and useful improvements" (lines 5-6), and "has for its primary object to provide a simple and efficient means for operating a valve at a distance" (lines 10-12).
Date: September 10, 1918
Creator: Baurens, Jean Marie, Jr.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tool Joint.

Description: Patent for a screw-threaded tool joint used for drill pipes on rotary drilling rigs.
Date: August 10, 1920
Creator: Lyle, Henry Claude
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pan Lifter and Turner.

Description: Patent for a pan lifter and turner using a bent handle, a curved plate is secured at the end of the bent handle; extending upward from the curved plate with a series of teeth to engages the crimped rim of a pan for lifting. At both ends of the curved plate provided with curved notches or recesses to receive and engage the rim of a pan for turning. Illustration is included.
Date: February 10, 1891
Creator: Ericson, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Dynamo Electric Machine

Description: Patent for Improvement of Dynamo-Electric Machines. The improvement turns electric energy into mechanical entry.
Date: August 10, 1920
Creator: Reynolds, William T. & Reynolds, Bruce A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

File-Cabinet.

Description: Patent for combination safe or revolving file cabinet to provide a safe operable means for compartments of batches of papers. Illustration is provided.
Date: August 10, 1915
Creator: Whitlow, Alamander
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Ignition-Tube Heater

Description: Patent for "fire prevention, or explosions, by gas or oil surrounding the heater of the ignition-tube of a gas engine." (lines 11-14) including illustrations.
Date: August 10, 1915
Creator: Kincade, Elmer C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Screw.

Description: Patent for a new and improved screw. This design consists in "[a] screw, the body and shank of which are of corresponding diameter throughout their length, the shank terminating in a rounded end, and the shank and body being provided with a longitudinal straight channel extending throughout their lengths, one of the terminal shoulders of the channel being removed" (lines 4-10).
Date: June 10, 1890
Creator: Ericson, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Boring-Bit.

Description: Patent for a boring drill. The invention creates a new means "for connecting the constituent members of the head so as to provide novel means for assembling the head with a driving element" (lines 19-22).
Date: June 10, 1913
Creator: Larnce, John B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Comb.

Description: Patent for an electronic heating comb providing an electric heating element.
Date: November 10, 1920
Creator: Caneavri, Joseph Ping.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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