B62-713. DESK RULE. Clegg Patent. Patented 9/10/67 by Daniel Webster Clegg of New York. 10" long, boxwood with brass edges and cutouts with brass wear plates. According to the patent, intended to be particularly used for ledger books. Clearly marked, some tarnish to the brass but otherwise very clean. From the collection of John Sindelar. Fine 100-200