Patent for calendar clock. Illustration included.

Patent for a new and improved wire tightener. This design consists in "the combination of the disks or sections connected by the central bar, the oppositely-pointing lever-arms, the transverse pin fitting into corresponding openings in the disks or sections on one side of the central bar, the locking-pin adapted to fit into any two corresponding openings of the concentric series of openings made in the disks, and a rope or similar device connecting the wire to be stretched with the disks and their connections" (lines 93-103).