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[Granite for the Capitol]

Description: Photograph of people and horses gathered around a deposit of granite. The granite is cut into progressively smaller blocks from its original mass. A handwritten note on the back of the photograph says, "Granite Mountain about 1884. This mountain of granite supplied 50,000 tons of granite for the Texas State Capitol at Austin and about 450,000 tons to Galveston for the sea wall and jetties."
Date: 1884
Partner: Austin History Center, Austin Public Library

[Rules from Manuel de Iturbe]

Description: Message from Manuel de Iturbe with rules concerning refining copper. The document is signed and dated by local Spanish officials acknowledging their having received the notice.
Date: 1807-10~
Partner: St. Mary's University Louis J. Blume Library

[Three Documents from Manuel de Iturbe]

Description: Three messages from Manuel de Iturbe with rules for people who own or operate salt deposits. The multitude of signatures on the documents show acknowledgments from local Spanish officials that they received and passed on the correspondence. The last document appears to be a message from Viceroy Iturrigaray, promulgated by Governor Manuel de Iturbe.
Date: {1807-05~, 1807-06-13}
Partner: St. Mary's University Louis J. Blume Library

[Southwestern Graphite Mine 1]

Description: Photograph of the Southwestern Graphite Mine near Burnet, Texas. There are piles of graphite located in the foreground of the photo and there is plant life growing in the distance.
Date: January 1972
Creator: Streng, Evelyn Fiedler
Partner: Texas Lutheran University

Under-Drilling Bit.

Description: Patent for improvements in the design of under drilling bits in order to "reduce labor, time and expense of drilling" and "to permit the drilling of a more perfect hole" (lines 25-27), including illustrations and a description of the design.
Date: July 15, 1913
Creator: English, Harry White
Partner: UNT Libraries Government Documents Department

Grapple

Description: Patent for providing a cheaper version of removing pipes or tubing from wells.
Date: March 18, 1913
Creator: Drake, Charles W.
Partner: UNT Libraries Government Documents Department

Rock-Drill.

Description: Patent for a composite rock drill composed of granular metal or minerals held together in a binder to present sharp points for the efficient drilling of rock and other substances.
Date: April 1, 1913
Creator: Blackburn, Julian E.
Partner: UNT Libraries Government Documents Department

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

[Granite Blocks at Texas Granite Corp 1]

Description: Photograph of grey granite blocks at Texas Granite Corp located in Marble Falls, Texas. There is a crane located beside the pile of granite blocks and other miscellaneous equipment is littered throughout the surrounding area.
Date: January 1971
Creator: Streng, Evelyn Fiedler
Partner: Texas Lutheran University

[View of Texas Granite Corp]

Description: Photograph of Texas Granite Corp located in Marble Falls, Texas. There are sheets of granite located in the foreground of the photo and there is industrial equipment throughout the surrounding area.
Date: January 1971
Creator: Streng, Evelyn Fiedler
Partner: Texas Lutheran University

[Stone Blocks at Texas Quarries]

Description: Photograph of a stack of stone blocks at a Texas Quarries location. There is a crane in the background used for lifting the blocks, and a railroad going next to the pile of stones.
Date: August 2, 1949
Creator: Mears, Dewey G.
Partner: Austin History Center, Austin Public Library

[News Script: Salt mine]

Description: Script from the WBAP-TV/NBC station in Fort Worth, Texas, covering a news story about the first annual Chamber of Commerce banquet in East Texas.
Date: June 6, 1959
Creator: WBAP-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections