Hiatus. Between California Falls and the High Sierra Camp is a large buttress on the north side of the valley, split by a single large dihedral. In September, TM Herbert, Joe Kelsey, and I headed for the cleft early in the morning, after a bivouac at the base. The climbing was all free and somewhat easier than we expected. Most of the pitches were low fifth class and by lunch time the seven pitches had brought us to the summit. NCCS III, F8.