Roth-Schlotz, Friedrich (1687-1736). Chemistry, alchemy. "Deutsches Theatrum Chemicum ... berühmtesten Philosophen und Alchymisten Schriften ... Vorgestellet werden ...". Nuremberg: Felsecker, 1732. 12mo. 960 pp., 2 copperplate portraits. Orig. full-leather binding from the time.
Becher, Johann Joachim. Chemistry, alchemy. "Chymischer Glück-Hafen, oder Grosse Chymische Concordantz". Halle (Saale): Krug, 1726. Smaller 4to. Engraved frontispiece, titlepage, (28), 810, (28) pp. Half-parchment binding.