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Grindstone Fixture.

Description: Patent for a new and improved grindstone fixture. This design consists "[i]n a fastening for grindstones, the combination of the shaft having the rounded collar and the screw-threaded portion, the stone fitting with its central perforation upon the shaft, the washer having the concave aperture fitting upon the collar, the washer having the set-screws, and the nut upon the threaded part of the shaft clamping the washers upon the stone" (lines 77-85).
Date: February 26, 1889
Creator: Stopple, John Julius
Partner: UNT Libraries Government Documents Department

Baling-Press

Description: Patent for improvements in "the class of baling-presses in which the follower is forced upward in the press-box by a lever pivoted or fulcrumed upon the ends of toggle-arms, and having a rope or chain for drawing it into an upright position," (lines 26-31) with illustrations.
Date: May 24, 1887
Creator: Stopple, John Julius
Partner: UNT Libraries Government Documents Department
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