CAUVET (Gilles-Paul). Recueil d'ornemens à l'usage des jeunes artistes qui se destinent à la décoration des bâtimens. Paris, by the author, 1777. Large folio, red jansenist morocco, interior lace, double endpapers, gilt edges, folder (Gruel). First printing of this famous collection of architectural ornaments at the origins of the Louis XVI style. The copy contains a decorated title, an engraved frontispiece with the portrait of the Count of Provence and a dedication, a letterpress privilege leaf and 65 superb plates of ornaments engraved in etching and in the pencil manner, sometimes with multiple subjects and one double-page plate, printed in black or red chalk, of arabesque panels, salon doors, foliage motifs, vases, cartouches, friezes and various mouldings. The number of plates varies from copy to copy. The most complete contain 74 plates. Gilles Paul Cauvet provided the drawings and interpreted one plate himself (an arabesque); the other engravers were his daughter-in-law, Mlle Liottier, Leroy, Martini, Miger, Viel and Hémery. A very fine copy, carefully prepared by Léon Gruel. Discreet marginal repairs to a few plates. Cohen, 208 - Kat. Berlin, n°483 (74 plates) - Guilmard, p. 226, n°28 - Millard, I, 49 (61 plates) - IFF18, IV, Cauvet, n°1.