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Geology of the Black and Grand Prairies of Texas including the Eastern and Western Cross Timbers
Geologic map shows surficial, sedimentary, crystalline, and igneous formations of the Black and Grand Prairies in Texas. Also displays topography, streams, cities, and railroads. Includes legend.
Date:
1899
Creator:
Hill, Robert T.
System:
The Portal to Texas History
Map of the Black and Grand Prairies of Texas including the Eastern and Western Cross Timbers.
Topographic map of the Black Prairie and Grand Prairie regions of Texas and southern Indian Territory, including the Eastern and Western cross timbers. Also displays streams, cities, and railroads.
Date:
1899
Creator:
Hill, Robert T.
System:
The Portal to Texas History
Locations and Depths of the Artesian Wells of the Black and Grand Prairies of Texas
This map shows a portion of Texas with markings for different kinds of artesian wells. 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. LXVIII." Scale [1:316,800] "Contour Interval 100 feet."
Date:
1898
Creator:
Hill, Robert Thomas, 1858-1941
System:
The Portal to Texas History