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South America, Peru—Cordillera Blanca, Chopicalqui and Neighboring Peaks, 1972

Chopicalqui and Neighboring Peaks, 1973. The Swiss Tiziano Baccaglio, Renato Simona, Enrico Malli, Ugo Zaccheo and Armando Castellani of Locarno climbed Chopicalqui by the normal route on June 11, 1973. Primo Mella stayed in Camp II with respiratory difficulties.