2. Bern, Gutekunst & Klipstein, 1951, in-8°, 213 pp, b.w. facsimiles, 4 pp b.w. plates h.t., index, 1850 lots, sewn, orig.wrapper, index, (with an portrait and a memory to the late Mr Dr August Klipstein, who died on 3th April 1951, by Georg Schmidt). (Book auction sale catalogue of incunables, books of 16th-19th centuries etc.).