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Jefferson County

Description: Map of Jefferson County, Texas, including the Gulf Coast region. Scale ca. 1:133,334 (4000 varas per inch).
Date: December 1873
Creator: Wyschetzki, A. & Lungkwitz, Herman
Partner: Texas General Land Office

Improvement in Jack-Screws and Clamps Combined.

Description: Patent for an invention "to combine a jack-screw or lifting-jack with a clamp, so that they may be interchangeably used." (Lines 19-21) Includes instructions and illustrations.
Date: May 20, 1873
Creator: Jackson, Thomas R.; Jackson, Asberry C. & Watson, Claudius S.
Partner: UNT Libraries Government Documents Department
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