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North America, United States, Wyoming—Tetons, Disappointment Peak, Grunt Arête Variation

Disappointment Peak, Gyunt Arête Variation. This variation, the “Open-Book”, was climbed by Philip Jacobus and Steve Larsen on August 21. It was a very difficult rock climb, generally following a prominent open-book formation on Grunt Arête. Eight pitches, involving some F8 and A3 climbing led to the top of the ridge.