OKKULTA Bentz, Adolph Christoph. The jewel buried in the deep-seated Krufft and nowo discovered, which is the most noble treasure of the Philosophorum, nemlichen lapis philosophorum seu medicina universalis. 15 Bl., 112 pp. 16 x 10 cm. Leather d. C. with gold-embossed RSchild and gold-plated. Frankfurt, Johann Adolph, 1714. "Just an appendix of a warning-snap of the wrong gold and silver-tinctures, powders and pills." – With underscores, marginals and markings of different hands, mostly in the white margin. Last empty attachment sheet stamped several times and with collection signature in ballpoint pen.