Les Errances de Frere Felix, Pelerin En Terre Sainte, En Arabie Et En Egypte. Tome X: Traites 10 Et 11

The treatises 10 and 11 recount, with talent and erudition, the return by the Adriatic to Venice, which is amply described here, and the difficult crossing of the snowy Alps to reach the convent of Ulm.