South America, Peru, Southern Peru, Ananea, Cordillera Apolobamba
Publication Year: 1973.
Ananea, Cordillera Apolobamba. Michel Nicollier, Alain Gonnet and I climbed Ananea (19,193 feet) by its east ridge on April 15. Two days later Hans Ruedi Aebersold and Ueli Wannenmacher climbed its southwest ridge. On May 21 Nicollier and I climbed Aricoma in the Cordillera Carabaya.
Hans Peter Duttle, Schweizer Alpen Club