Author: Thurmann, Jules.:
Title: Essai d'Orographie jurassique. Oeuvre posthume. Extrait du tome IV des Mémoires de l'Institut Genevois (1857).
Description: Genève et Bâle: H. Georg, 1868. Folio, 31cm. Pp. 168, many figs. on 8 lithogr. pls., bibl. Orig. printed wrs., uncut. - Zittel, Hist., p. 302-303: "Professor Thurmann in Porrentruy made a series of valuable observations on mountain-making processes. This observer, who devoted his life to the study of the Swiss Jura mountains, elucidated their structure and composition with masterly skill and breadth of conception. [...]

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