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Map of the Paluxy Artesian Reservoirs of the Black and Grand Prairies of Texas including the Eastern and Western Cross Timbers

Description: This map shows a portion of Texas with shadings in different colors to represent depths of reservoirs. In the top, left-hand corner, there is an inset showing the entire state and marking the area detailed in the map. The header at the top of the map says, "U. S. Geological Survey, Twenty-First Annual Report, Part VII, PL. LXX." Scale [1:316,800] "Contour Interval 100 feet."
Date: 1900
Creator: Hill, Robert Thomas, 1858-1941
Partner: UNT Libraries

Map of the Woodbine Artesian Reservoirs of the Black and Grand Prairies of Texas including the Eastern and Western Cross Timbers

Description: This map shows a portion of Texas with markings for different kinds of artesian reservoirs. The header at the top of the map says, "U. S. Geological Survey, Twenty-First Annual Report, Part VII, PL. LXXI." Scale [1:804,672] "Contour Interval 100 feet."
Date: 1900
Creator: Hill, Robert Thomas, 1858-1941
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

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. Department of the Interior.
Partner: UNT Libraries
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