THIOLY (Francois). Ascension of the Jungfrau. Genève, par l'auteur, 1865. 1 vol. in-4°, 24,5 x 32,5 cm : 20 pp. In sheets, in a cardboard folder, covers of the ordinary edition pasted on, uncut (small tears in the cardboard and missing at the right-hand corners of the back cover). Rare large paper edition of this account of an ascent, which was published as issue no. 2 of l'écho des Alpes, the organ of the French-speaking sections of the Swiss Alpine Club. Perret, 4258-C