HAUY, René-Just (1743-1822) - Traité de minéralogie. Parigi: Bachelier, 1822-23. [INSIEME A:] - Traité de cristallographie. Parigi: Bachelier et Huzard, 1822. [E CON:] - Traité elémentaire de physique. Parigi: Bachelier, 1821. Paris: Bachelier, 1822-23.   An interesting corpus of works by the renowned mineralogist, presented in elegant uniform bindings. The second edition of the treatise on mineralogy expanded by the author, who transformed mineralogy into a real science, is included. Hauy's contribution was fundamental, especially for the formulation of the homonymous crystallographic law, according to which the cleavage of minerals corresponded to an internal geometric order.   8 text volumes and an atlas (without one atlas for cristallographie), 8vo e 8vo oblungo (216 x 130 e 195x240mm). 120 engraved plates in the mineralogy atlas, 19 total engraved plates in the physics treatise (without crystallography atlas, foxing, browning). Text volumes in uniform vellum, rich gilt decorations on spine, gilt titles on spine labels, all volumes uncut, physics and crystallography volumes unopened; atlas bound in half calf, gilt decorations and title on spine label (light rubbing and soiling). Provenance: E. Bibl. Radcl. - Bodl. Libr. Duplicate, Sold (bookplate on endpaper). (9)

Estimate € 1,000 - 1,500