Josef Maria Tresch-Exer

Josef Maria Tresch-Exer (* 1818 ; † 1886 ) was a popular Swiss mountain guide in the 19th century and the first to climb several three-thousanders in Uri .

He came from Evibach near Silenen . As the son of Josef Maria Tresch-Zgraggen (* around 1780), he came from a family of mountain guides in Uri and is considered one of the pioneers of the Uri Alps and the Uri part of the Glarus Alps . Tresch-Exer had four sons.

In 1848, during an exploration tour together with Melchior Tresch, he managed the first ascent of the Gross Windgallen , which at the time was extremely difficult . He was able to carry out the planned ascent with his guide guest Georg Hoffmann ten days later.

He climbed Piz Nair in 1865 over the north ridge with the Englishmen Thompson, Mansell and Sowerby, together with his brother Johann Josef Tresch (later known as Felli-Tresch). Just five minutes earlier, Ambros Zgraggen and F. Zahn reached the summit as the first to climb the northwest ridge. In 1866 he succeeded with John Sowerby the first ascent of 3,016  m above sea level. M. high Witenalpstock .

Tresch-Exner formed a very successful leadership duo together with Ambros Zgraggen. In 1865 they were able to climb the Kleine Scheerhorn for the first time with the Basel Leonhard. It took them a total of 16.5 hours from Unterschächen . Together with John Sowerby, the duo were able to climb three peaks for the first time: in 1864 they achieved the Gross Ruchen , in 1867 the Gross Spannort and in 1868 they were successful on the Krönten .

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• Mountain guide family of the "Grossen Tresch" on top-of-uri.ch ( Memento from September 29, 2008 in the Internet Archive )
• Family tree of the mountain guide family of the "Grossen Tresch" ( Memento from September 18, 2008 in the Internet Archive )