The remains of the guides, lost in 1820 in Dr. Hamel's attempt to ascend Mont Blanc, were found imbedded in the ice of the Glacier des Bossons in 1863. " The men and their things were torn to pieces, and widely separated by many feet. All around them the ice was covered in every direction for twenty or thirty feet with the hair of one knapsack, spread over an area three or four hundred times greater than that of the knap- Rev. H. Moseley on the Mechanic on July 19, 2018

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... ublishing.org/ Downloaded from sack." " This," says Mr. Cowell, from whose paper read before the Alpine Club in April 1864 the above quotation is made, " is not an isolated example of the scattering that takes place in or on a glacier, for I myself saw on the Theodule Glacier the remaini of the Syndic of Val Tournanche scattered over a space of several acres." 1869.] o f the Descent o f Glaciers by their Weight only. * If, however, the glacier were inclined at 35° 10', instead of 4° 52', and a strip were detached from its surface, as described above, it would equal the shear of one cubic inch at its lower end, if it were 300 yards long, and if the glacier were vertical, when it was 172'8 yards long.