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Saw-Tooth.

Description: Patent for a new design for saw-teeth, with illustrations.
Date: February 20, 1906
Creator: Fleming, Christopher C.
Partner: UNT Libraries Government Documents Department

[Pier under construction, 2]

Description: Photograph of a pier under construction. The wooden beams of the pier can be seen as well as wooden construction platforms. Construction material and equipment can be seen in the background.
Date: [1890..1920]
Creator: Williams, Byrd M. (Moore), Jr.
Partner: UNT Libraries Special Collections

Well-Drilling Machine.

Description: Patent for a well-drilling machine with "novel and improved means for manipulating and actuating the drill cable" (lines 11-12), including instructions and illustrations.
Date: August 4, 1914
Creator: Slaughter, George W., Jr.
Partner: UNT Libraries Government Documents Department
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