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Clinometer

Description: Patent for a clinometer. This invention is designed to measure the grades and angles of inclination of structures and objects of various descriptions. Illustration included.
Date: May 19, 1908
Creator: Keith, John David & Faulkner, Walter Edgar
Partner: UNT Libraries Government Documents Department

Animal Poke

Description: Patent for an animal poke which is attached through a nose ring and pulls on the animal if it tries to crawl under or over a fence.
Date: October 4, 1910
Creator: Kelley, Howard T.; Matthews, George N. & Davis, George F.
Partner: UNT Libraries Government Documents Department

Apparatus for Irrigating Land.

Description: Patent for a new and improved irrigation machine. This design "consists in an irrigating-pipe having lapped side joints and notches in the inner edges of the lapped joints. The invention also consists in the combination, with a tank, of a trough below it, tubes projecting from the trough, and irrigating-pipes connected with the said tubes" (lines 12-18).
Date: November 17, 1885
Creator: Briggs, Elias
Partner: UNT Libraries Government Documents Department
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