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Well Screen

Description: Patent for well screen to prevent entrance. Illustrations included.
Date: October 18, 1904
Creator: Stancliff, George W.
Partner: UNT Libraries Government Documents Department

Grading-Machine.

Description: Patent for a grading machine for use in building dikes and levees, which can run over obstacles without harming the machine's work.
Date: October 29, 1907
Creator: Barnett, George W.
Partner: UNT Libraries Government Documents Department

Side-Delivery Excavator

Description: Patent for a side delivery excavator designed for moving dirt away from the plows. Illustrations inicluded.
Date: October 18, 1910
Creator: Barnett, George W.
Partner: UNT Libraries Government Documents Department

Rural Mail Box.

Description: Patent for improvements to rural mail boxes with divided interior compartments for incoming and outgoing mail. Mail box design includes flag to signal to recipients and postman of incoming and outgoing items. Additionally the design features interior and exterior doors that can be secured with a padlock to prevent mail from being stolen or tampered with, and to shield from various weather conditions.
Date: October 24, 1922
Creator: Dooley, Will Henry
Partner: UNT Libraries Government Documents Department
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