BORCH (Comte de). Lettres sur la Sicile et sur l'ïle de Malthe. Turin, Reycends, 1782. 2 volumes in-8, original edition illustrated with 26 hors-texte plates including 10 fold-outs engraved by Cristoforo Dell'Acqua after the author's drawings by Hackert and Swinburn, and 3 fold-out maps including those of Etna and ancient and modern Sicily engraved by Joseph Piranelli/Giuseppe Pitarelli d'ASTI. These letters were written in 1777 as a supplement to Monsieur Brydonne's Voyage en Sicile et à Malthe. Bound in full contemporary speckled basane, richly decorated smooth spine, morocco title-pieces. Ex-libris Jean Toubeau de Maisonneuve and handwritten ex-libris. (Complete with 26 plates, not 27 as erroneously stated in the title, spine slightly worn and unstained).