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Water-Wheel.

Description: Patent for a water wheel for creating power, which has a greater power producing capacity with less water required than usual through the use of a special type of bucket on the wheel.
Date: November 23, 1909
Creator: Dennis, Decatur D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pump-Piston.

Description: Patent for an improvement on Pump-Pistons."This invention has for its object to provide a pump-piston constructed entirely of metal in order to avoid the use of packings constructed of leather or other rapidly-wearing material; and the invention consists in certain novel features of construction herinafter fully described." (Lines 15-21) Illustration is included.
Date: December 31, 1901
Creator: Kincaid, Walter H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Dentistry

Description: Patent for a device to tighten and hold loose teeth to the jaw.
Date: November 11, 1902
Creator: Martin, George G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

[Two Letters And Envelope Addressed to McAlpine]

Description: Two letters and an envelope discussing ranch matters. The first letter is addressed to "Uncle" and signed "Bof Bingham," discusses news of a cattle ranch and is dated June 2, 1918. The second letter is on Sayles Bros. & McAlpine letterhead, addressed to "John" and dated July 2, 1908. The envelope is addressed to "Mr. Uncle McAlpine" and has a note written on it that reads, "This explains itself. It may be a bluff and may not. He has done nothing yet."
Date: {1908-07-02,1918-06-02}
Creator: Bingham, B.
Item Type: Refine your search to only Letter
Partner: Hardin-Simmons University Library

Calculator

Description: Patent for a calculator which consists of semicircular device with movable pointers and number indexes printed on it that allows the pointers to be moved to different numbers to produce the answer to a math problem such as calculating the cost of goods sold by the pound in a store.
Date: December 21, 1909
Creator: Goss, George Wilson
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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