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Conduit Electric Railway.

Description: Patent for an underground conduit electric railway meant to propel cars. The conduit can be drained and kept dry, and a trolley attachment protects the conduit from dirt and water as well.
Date: December 5, 1893
Creator: de Voe, William R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Conduit Electric Railway.

Description: Patent for a surface trolley for electric railways that operates "upon the surface of the pavement or ground between the tracks of the road, for connecting the car with the motor power, in place of the trolley and over head wires now suspended upon the unsightly poles in the center or at the sides of the street, which are found to be very objectionable on account of their obstructing the passageway in the streets and upon the side walks, and the wires preventing the free movement of fire compan… more
Date: April 11, 1893
Creator: Voe, William R. de
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Combination-Plow.

Description: Patent for a combination-plow that "may be combined with facility to form a variety of plows designed for work of different kinds, the present invention being an improvement upon that shown and described in Patent No. 492,462, granted to [the inventor] February 28, 1893" (lines 10-15).
Date: July 14, 1896
Creator: Dean, John Rowe
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Valve for Engines.

Description: Patent for certain new and useful improvements in valves for steam engines, including instructions and illustrations.
Date: November 8, 1898
Creator: Allen, Walter J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Method of and Apparatus for Treating Mineral Pitch.

Description: Patent for an "improved method of and apparatus for treating mineral pitch and similar material to readily separate the asphalt and asphalt-oils from sand, bituminous rock, and other impurities contained in the mined material and removing the sand and impurities" (lines 12-17). The method circulates the material in hot water to separate the asphalt and asphalt-oils from the sand and impurities. The asphalt and oil rise to the top of the water and the impurities sink.
Date: November 5, 1895
Creator: Sellers, Harvey Lee; Conyngton, Hugh Ronald & Conyngton, Thomas
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

The M K and T : Missouri, Kansas & Texas Railway.

Description: Map showing location of railway through Missouri, Kansas, Oklahoma and Texas. Adjoining states also shown. Counties, cities, towns and rivers included. Back of map has text describing the state of Texas and its counties including cultural, industrial, agricultural and geographical highlights. Schedule of train service is included.
Date: 1892~
Creator: Rand McNally and Company
Item Type: Refine your search to only Map
Location: None
Partner: UNT Libraries Special Collections

Plow.

Description: Patent for improvements in reversible plows: "The object of the present invention is to simplify and improve the construction of reversible plows and enable them to be adjusted to any desired depth" (lines 9-12).
Date: August 18, 1891
Creator: McKay, Robert B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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