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Portable Derrick.

Description: Patent for improvements to derricks which make them portable and easily manipulated. Includes instructions and illustrations.
Date: December 8, 1891
Creator: Hurd, George Murray
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Post Hole Digger

Description: Patent for post hole digger with a simple construction which can be manufactured at a comparatively smaller cost.
Date: December 22, 1914
Creator: Day, James M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

[Letter from Damiel W. Kempner to W. G. Farrier Orchards, June 4, 1953]

Description: Letter from Daniel W. Kempner to W. G. Farrier Orchards placing an order for peaches to be shipped to him and two of his siblings. A handwritten note at the bottom of the page reads: "Sorry, no peaches here. Mother nature killed all 700 acres. Try Matt Ward, Pittsburg, Texas."
Date: June 4, 1953
Creator: Kempner, Daniel W. (Daniel Webster), 1877-1956
Item Type: Refine your search to only Letter
Partner: Rosenberg Library

Cotton Condenser.

Description: Patent for a new and improved cotton condenser. This design involves "[t]he lint pass[ing] from the gin through the flue and between the condensing-cylinders, by which it is formed into a bat. The blast from the gin serves to blow all dust from the lint through the wire-cloth of the cylinders and out through the openings in the ends of the latter. The upper cylinder will move vertically in its bearings . . . and thus adjust itself to any quantity of lint that may pass from the gin" (lines 46-55… more
Date: July 10, 1883
Creator: Sewell, Franklin Milner
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Clothes Pin

Description: Patent for a clothes pin. Illustration included.
Date: November 5, 1907
Creator: Lewis, Joseph Wesley & Phillips, Joseph E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bed-Brace.

Description: Patent for bed braces that tighten the mattress support wires in a bed frame. These bed braces securely keep their position and allow easy adjustments.
Date: February 5, 1907
Creator: Lockett, Wyatt W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Ball-Bearing.

Description: Patent for ball-bearings that "consists in improvements in hubs or journal-boxes and in the journals of axles or spindles" (lines 8-10), the "object [of which] is to construct journals and journal-boxes which will be perfectly adjustable and durable and which will be subjected to the least possible friction" (lines 12-15).
Date: January 26, 1897
Creator: Baker, Joseph B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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