Note 31 — Chapter XI · PASSAGE OF THE COL DE TRIOLET, AND ASCENTS OF MONT DOLENT, AIGUILLE DE TRÉLATÊTE AND AIGUILLE D’ARGENTIÈRE.

I refer to those portions of it which I have seen in the neighbourhood of Disco Bay. There are moraines in this district, but they were formed when the great Mer de Glace stretched nearer to the sea,—when it sent arms down through the valleys in the belt of land which now intervenes between sea and glacier.