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  Partner: UNT Libraries Government Documents Department
 County: Presidio County, TX
 Decade: 1890-1899
Nut-Lock.

Nut-Lock.

Date: February 16, 1897
Creator: Reilly, George
Description: Patent for nut-locks specifically adapted for use on railroads. Includes instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Puzzle.

Puzzle.

Date: January 5, 1897
Creator: Collis, Michael Francis
Description: Patent for a simply constructed puzzle with a difficult solution, "but may be accomplished by the exercise of care, skill, and ingenuity in the manipulation of the device" (lines 15-18). It is a rectangular box with eight balls, four of which fit into holes in the corners of the box. There are segmented walls surrounding the holes.
Contributing Partner: UNT Libraries Government Documents Department
Sack-Tie.

Sack-Tie.

Date: April 27, 1897
Creator: Driffill, Frederick
Description: Patent for sack-ties that consist of a brace with a wire that folds in with the upper edges of the mouth of the sack and hold it into position, by hooking around the ends of the brace.
Contributing Partner: UNT Libraries Government Documents Department