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Cultivator Attachment dated October 8, 1918

Description: Patent for cutting cotton and maintaining it at a certain height. This can be mounted to different cultivators without any need of change or alteration.
Date: October 8, 1918
Creator: Fletcher W. Vaughn
Partner: UNT Libraries Government Documents Department

Window-Sash Lock.

Description: Patent for a device which may be attached to the upper and lower sashes of a window to firmly lock them in position. The device is special because "the attachment to the upper sash does not project into the path of the lower sash nor interfere with its operation" (lines 16-19).
Date: June 8, 1915
Creator: Merrell, Frederick R.
Partner: UNT Libraries Government Documents Department
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