V 5.10b, although opinions on the technical grade vary.
[1] https://www.mountainproject.com/route/105874557/direct-north-buttress-dnb
5 recorded ascents.
| Climber | Style | Ascent Date | Suggested Grade |
|---|---|---|---|
| Yvon Chouinard | Lead | ground up | Jun 1962 | |
|
First ascent. With some points of aid.
|
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| Steve Roper | Alternate Leads | ground up | Jun 1962 | |
|
First ascent.
|
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| Frank Sacherer | Lead | ground up | 1965 | |
|
First free ascent.
|
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| Eric Beck | Alternate Leads | ground up | 1965 | |
|
First free ascent.
|
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| Charlie Fowler | Solo | 1977 | |