7/21/94 traversed wall enroute to climbing Ahern w/Vern Ingraham
7/17/97 climbed eastern portion with OTHG descending to SE back to trail to Ptarmigan Tunnel
7/19/2000 Climbed eastern section with GMS
2010 - solo
2012 - w/ Xenja Poljakowa and Borja L-S, in combination w/ Iceberg Peak. Descended via Iceberg Notch.
Be advised that the Ahern "ice-patch" can be avoided via very small Class IV chute just east of the "ice-patch"