546 



THE LIFE OF JAMES D. FORBES. 



[APPEND. 



years, arid on which he had constructed a sort of hut, in which 

 he had lived for some time. 



His other friends not having all arrived, M. Agassiz, Mr. Heath, 

 and myself, accompanied by (I believe^ a single guide, ascended 

 the glacier on the 9th August, 1841. 



Fact 1. We had not walked for half an hour on the ice, when 

 I directed the attention of my companions to what I called a 

 vertical stratification pervading the ice. It appeared to me so 

 plain, that it scarcely occurred to me that it could be new to M. 

 Agassiz, who had so often traversed the same ground. 



Fact 2. M. Agassiz, having his attention called to the fact, 

 stated that he thought I was deceived in considering that it 

 penetrated the ice; that, indeed, the surface of the glacier 





seemed to him much changed since last year, but that he Lad 

 observed superficial linear- markings of the same kind on (I 

 think) the Glacier des Bois. 



Fact 3. At each new crevasse we came to, I took pains to 

 show him that the apparent strata penetrated into the mass of 

 the glacier ; but he seemed incredulous until I noticed a deep 

 hollow in the ice close to the left margin of the medial moraine 

 between Hugi's and Agassiz' cabins, at least twenty feet deep, to 

 which I called M. Agassiz' attention, hi proof of the position 

 I had maintained. 



Fact 4 To this he assented, but expressed his belief that it 

 would only be found in the neighbourhood of the moraine, and 

 mot throughout the breadth of the glacier. 



Fact 5. In the course of the same afternoon,, we ascertained, 



