Bock (Jean-Nicolas-Etienne, baron de) Essai sur l'histoire du sabéisme, auquel on a joint un catéchisme…, [with] Mémoire Historique sur le Peuple Nomade…, FIRST EDITION, 2 parts,half title, woodcut devices to titles, folding engraved plate, leaves uncut, occasional spotting, joints weak, grey wrappers, soiled, spines perished, [Caillet 1263], Claude Lamort, & Belin, Metz & Paris, 1788 (2) *** Jean-Nicolas-Etienne de Bock (1747-1809) was one of the first French scholars, with Anquetil-Duperron, to be interested in Zoroastrianism and Mazdeism. Rare collective edition of the author’s work. The first part concerns a mysterious inscription found at Persepolis. The second is the translation of Grellman's ‘Die Zigeuner’ (1783), already published in French in 1787. Includes a comparative dictionary.