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Mineral-Prospecting Apparatus.

Description: Patent for an "apparatus for drilling and obtaining samples or specimens of minerals" (lines 12-13), and obtaining accurate samples of ores in situations where they would otherwise be washed away by water or broken apart. The patent includes illustrations.
Date: August 26, 1913
Creator: Andrews, Benjamin
Partner: UNT Libraries Government Documents Department

Electromagnetic Ore-Separator.

Description: Patent for an electromagnetic ore separator, which reduces the risk of any valuable particles falling with the waste mineral material below the magnetic surface.
Date: February 16, 1909
Creator: Charlton, Thomas
Partner: UNT Libraries Government Documents Department

Texas

Description: Map of Texas, showing cities and towns, county seats, state parks and forests, pioneer roads and trails, bodies of water, and other geologic features. The map also includes information on the lands of the Permanent School Fund. Bill Allcorn, Commissioner of the General Land Office in the 1950s, emphasizes the importance of freedom and independence in the Lone Star State in a note in the lower-left corner. Relief shown in hachures. Scale [ca. 1:2,344,320] (approximately 37 miles to the inch).
Date: 1959
Creator: General Land Office
Partner: Hardin-Simmons University Library

Mining Sulfur.

Description: Patent for a method of mining sulfur and other things that have similar melting points that is less expensive and more efficient than previous methods. A machine sprays hot fluid at fissures where the mineral exists, melts it, and carries it away in the stream.
Date: April 27, 1897
Creator: Higgins, Pattillo & Carroll, George W.
Partner: UNT Libraries Government Documents Department

Core-Drill.

Description: Patent for a core drill for making bore holes in rocks to get out solid samples of the inside of rocks, which has an improved grabbing method for retrieving the piece of rock inside the hole.
Date: August 3, 1909
Creator: McLoughlin, Malacha J. & Wynn, John S.
Partner: UNT Libraries Government Documents Department

Statistics and information concerning the state of Texas: with its millions of acres of unoccupied lands...

Description: This book covers statistical information for the state of Texas. It includes "great inducements for the investment of capital, health for the invalid, interesting sights and scenes for the tourist and pleasure seeker, broad fields of research for the historian, unsurpassed hunting grounds for the sportsman, and other resources waiting to be unlocked by the key of capital in the hands of labor and industry" (title page).
Date: 1890
Creator: Missouri Pacific Railway Company.
Partner: UNT Libraries

Dry Separator

Description: Patent for a separator for mills designed to separate valuable material from extraneous material. Illustrations included.
Date: September 28, 1909
Creator: Snowden, Rene Ravenel
Partner: UNT Libraries Government Documents Department

Separating-Table

Description: Patent for a separating table for separating pulverized ore or other material "into its constituent elements" (lines 14-15).
Date: September 8, 1908
Creator: Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.
Partner: UNT Libraries Government Documents Department

Areal Geology: Texas Burnet Quadrangle

Description: This areal map shows the topography, contour elevations, and a breakdown of the kinds of rocks and minerals found in the Burnet, Texas quadrangle region. The map contains a legend that represents with line patterns the surface contour of the region and the kinds of sedimentary rocks and minerals from diverse geological eras.
Date: June 1911
Creator: United States. Dept. of the Interior.
Partner: UNT Libraries

Areal Geology: Texas Llano Quadrangle

Description: This areal map shows the topography, contour elevations, and a breakdown of the kinds of rocks and minerals found in the Llano Texas quadrangle region. The map contains a legend that represents with line patterns the surface contour of the region and the kinds of sedimentary rocks and minerals from diverse geological eras.
Date: May 1911
Creator: United States. Dept. of the Interior.
Partner: UNT Libraries

Geologic Atlas of the United States: Llano-Burnet Folio, Texas

Description: This atlas contains six maps from the regions around Llano, Texas and Burnet, Texas including topography, aerial geology, and structure sections. The illustrated text at the beginning of the atlas discusses the geological history of the area and gives an in-depth breakdown of the kinds of rocks and minerals as well as other features of the region including climate and vegetation.
Date: 1912
Creator: United States. Dept. of the Interior.
Partner: UNT Libraries

Geologic Atlas of the United States: Uvalde Folio, Texas

Description: This atlas contains three colored maps from the quadrangle region around Uvalde (Culberson County) and Zavalla (Angelina County), Texas including historical geography, topography, and structure sections. The illustrated text of the atlas discusses the geological elevation of the area, provides in-depth breakdown of the kinds of rocks and minerals as well as other features of the region, and includes economic geology, agriculture and cattle raising information.
Date: 1900
Creator: United States. Dept. of the Interior.
Partner: UNT Libraries

Geologic Atlas of the United States: Van Horn Folio, Texas

Description: This atlas contains three colored maps and aereal views from the regions around the Van Horn, Texas quadrangle including topography, and structure sections of the territory comprising El Paso County and Culberson County. The illustrated text of the atlas discusses the geological elevation of the area, provides in-depth breakdown of the kinds of rocks and minerals as well as the economic geology of the region, precious metals and minerals.
Date: 1914
Creator: United States. Dept. of the Interior.
Partner: UNT Libraries

Historical Geology Sheet: Texas Uvalde Quadrangle

Description: This areal map shows the topography, contour elevations, and a breakdown of the kinds of rocks and minerals found in the Uvalde Texas quadrangle region. The map contains a legend that represents with line patterns the surface contour of the region and the kinds of sedimentary rocks and minerals from diverse geological eras.
Date: April 1900
Creator: United States. Dept. of the Interior.
Partner: UNT Libraries

Structure-Section Sheet: Texas Uvalde Quadrangle

Description: This structure map shows the topography, altitude above sea level, and a breakdown of the kinds of rocks and minerals found in the Uvalde, Texas quadrangle region. The map contains a legend that represents with colors and line patterns the surface contour of the region and the kinds of sedimentary rocks and minerals from diverse geological eras.
Date: May 1900
Creator: United States. Dept. of the Interior.
Partner: UNT Libraries

Structure Sections: Texas Burnet Quadrangle

Description: This structure map shows the topography, altitude above sea level, and a breakdown of the kinds of rocks and minerals found in the Burnet, Texas quadrangle region. The map contains a legend that represents with line patterns the surface contour of the region and the kinds of sedimentary rocks and minerals from diverse geological eras.
Date: December 1911
Creator: United States. Dept. of the Interior.
Partner: UNT Libraries

Structure Sections: Texas Llano Quadrangle

Description: This structure map shows the topography, altitude above sea level, and a breakdown of the kinds of rocks and minerals found in the Llano, Texas quadrangle region. The map contains a legend that represents with line patterns the surface contour of the region and the kinds of sedimentary rocks and minerals from diverse geological eras.
Date: October 1911
Creator: United States. Dept. of the Interior.
Partner: UNT Libraries

Structure Sections: Texas Van Horn Quadrangle

Description: This structure map shows the topography, altitude above sea level, and a breakdown of the kinds of rocks and minerals found around the quadrangle region of Van Horn Texas. The map contains a legend that uses colors and line patterns to represent the surface contour of the region and the kinds of sedimentary rocks and minerals from diverse geological eras.
Date: January 1914
Creator: United States. Dept. of the Interior.
Partner: UNT Libraries