Mt. Ayesha, 10,036 ft. First ascent, July 15. E. Cromwell, J. M. Thorington, P. Kaufmann. From Bow Lake by way of How glacier and south shoulder of Mt. Rhondda, which is crossed and a couloir descended to the snowfield below east face of objective peak. Ascent of south shoulder, followed by 300 ft. of rock climbing on east side of summit cap direct to top. Ascent, 8 hours, 20 minutes. Descent to Twin Falls (Yoho valley) 5 hours, 20 minutes.