From NE Crest of M. Mary September 1971
Mount Mary (2815m)
On the mini spires of the Northeast Crest.
Les Prèles also Preyes (2748/50m about), Chaudière's Northeast Hill (2746m), Tête of Arpisson (2856/7m), Quota 2888m, Senevé's Point (2928m; half occulted), Quota 2945/50m about, Tsaat à l'Etsena West (2971m) and East (2967m) Summits, Fana's Pass (2880m about) and Becchi of Fana Western Antesummit (2945m around).
September 30th, 1971