Hilaire-Léon Sazerac and Godefroy Englemann, "Lettres sur la Suisse," lithographs by M. Villeneuve, published by Engelmann (Paris) from 1823-1827, 4 parts bound into one volume. Illustrated with 88 lithograph plates (all present). Part 1: Oberland Bernois (1823); Part 2; Ancien Eveche de Bale (1824); Part 3: Lac des Quatre Catons (1826); Part 4: Lac de Geneve, Chamouny, Valais (1827). Estimate $500-750