Johann Jakob Weilenmann
Johann Jakob Weilenmann (24 January 1819, St. Gallen - 8 June 1896, St. Gallen) was a Swiss mountaineer and Alpine writer.
Weilenmann accomplished many first ascents in the Alps, amongst which are:
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Wikipedia
Johann Jakob Weilenmann (24 January 1819, St. Gallen - 8 June 1896, St. Gallen) was a Swiss mountaineer and Alpine writer.
Weilenmann accomplished many first ascents in the Alps, amongst which are: