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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.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

[Piles of rocks in the desert]

Description: Photograph of piles of rocks in the desert. The rocks are piled on the ground in the road and further down the road the rocks are spread out across the ground. There are barrels lined up to the right of the street. The area around the road is flat with sparse brush and there are mountains in the background of the image.
Date: [1900..1930]
Creator: Williams, Byrd M. (Byrd Moore), Jr.
Item Type: Refine your search to only Photograph
Partner: UNT Libraries Special Collections

[Photograph of People Standing on TableRock in Salado, Texas]

Description: Photograph of two women, three men, and a young girl standing on top of a crack in a large flat rock. The women are wearing bonnets, light-colored blouses, and dark skirts; the men are wearing dark suits and brimmed hats; and the small girl (who is standing apart from the rest) is wearing a short, light-colored dress and bonnet. The top branches of a tree are visible behind the rock on the left. There is a gap between the edge of the rock and the ground, creating a small overhang with bushes an… more
Date: 1906
Item Type: Refine your search to only Photograph
Partner: Salado Public Library

[Photograph of Girls Lounging on Large Rocks]

Description: Photograph of three girls in long-sleeve dresses with hats and bonnets, laying on and leaning on two large rocks in front of a few small trees. The middle girl is leaning on the taller rock on the right, with her feet still on the rock to the left. Sparse grass and weeds cover the ground below them.
Date: [1900..1929]
Item Type: Refine your search to only Photograph
Partner: Howard Payne University Library

[Graffiti on rock in forest]

Description: Photograph of graffiti on a rock face in a forest. The rock is a dark color with light splotches and has people's names carved into its face, most prominent is "SB Bruce 1905". Around the rock, the area is covered with vines and branches and brush.
Date: [1900..1930]
Creator: Williams, Byrd M. (Byrd Moore), Jr.
Item Type: Refine your search to only Photograph
Partner: UNT Libraries Special Collections

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.
Item Type: Refine your search to only Map
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.
Item Type: Refine your search to only Map
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.
Item Type: Refine your search to only Book
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
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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