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Apparatus for Transmitting Power.

Description: Patent for a new invention which uses a combination of radiation and levers in order more efficiently transmit power. The patent includes instructions and illustrations.
Date: February 8, 1870
Creator: Williams, Blasius
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Marion County

Description: Cadastral map of Marion County, Texas in the Piney Woods region. Notes have been added in black and red ink. Scale ca. 1:133,334 (4000 varas per inch).
Date: 1871
Creator: Lungkwitz, Herman
Item Type: Refine your search to only Map
Partner: Texas General Land Office

Marion County

Description: Map of Marion County, Texas, including the Piney Woods region. Scale ca. 1:133,334 (4000 varas per inch).
Date: 1871
Creator: Lungkwitz, Herman
Item Type: Refine your search to only Map
Partner: Texas General Land Office

[Portrait of Sarah L. Slaughter Rankin]

Description: Photograph of Sarah L. Slaughter Rankin (Mrs. John M. Rankin) (1818-1886). The portrait shows the sitter in a three-quarter pose from head to waist, and it is mounted on a carte de visite. Her hair is parted and pulled back behind her ears. She is wearing a dark dress with buttons up the front and a lace collar pinned at her neck. The photographer's imprint on the back of the card is: "J. H. Webster, Photograph Galleries, Marshall and Jefferson, Texas." Mrs. Rankin was a teacher in the private … more
Date: 1874/1883
Creator: Webster, John H.
Item Type: Refine your search to only Photograph
Partner: Harrison County Historical Museum

Improvement in Soldering-Irons.

Description: Patent for "an apparatus to be used with the common soldering-iron, whereby the same can be heated and kept heated continually while the iron is used." (Lines 6-9) Includes instructions and illustrations.
Date: December 19, 1871
Creator: Williams, Joseph
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Rifle-Barrels.

Description: Patent for a "new and useful improvement in firearms" (lines 4-5), including instructions and illustrations. The invention provides "a gun-barrel with a number of cutters or plows for grooving the ball, said cutters or plows to correspond with with the number of guides or ribs which the gun is formed" (lines 20-25).
Date: December 11, 1877
Creator: Littlejohn, William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Spark-Arresters.

Description: Patent for improved construction of spark-arresters, "so that they will be more efficient, and yet simple in construction and not liable to get out of repair; and the invention consists of a metallic circular cone, with winding or arched flanges or wings, which extend toward the side of the shall, and they are covered by a plate, to the upper side of which a perforated cylinder is attached, so that all the sparks are arrested and thoroughly extinguished, while the smoke can pass out through the… more
Date: July 15, 1879
Creator: Lochner, Casper F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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