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Well-Screen

Description: Patent for a well-screen which is used in oil or water wells for screening out sand from the inflowing fluids
Date: February 19, 1918
Creator: Rodrigo, Henry, Sr.
Partner: UNT Libraries Government Documents Department

Process of Tanning Hides and Skins

Description: Patent for rendering the process of tanning hides and skins "more expeditious and considerably cheaper &c., &c." (lines 12-13)
Date: February 19, 1918
Creator: Hall, Lewis T. & Tuttle, Frank
Partner: UNT Libraries Government Documents Department

Building Structure

Description: Patent for building frame structures with interlocking timbers that allows for easy movement of the timbers to provide ventilation when needed.
Date: February 19, 1907
Creator: Yoakum, Robert
Partner: UNT Libraries Government Documents Department
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