

UNVEILING OF JOULES STATUE. 567 



friendship. On the evening of the same day that 

 very valuable Institution of the British Associa- 

 tion, its conversazione, gave us opportunity for a 

 good hour's talk and discussion over all that either 

 of us knew of thermodynamics. I gained ideas 

 which had never entered my mind before, and 

 I thought I too suggested something worthy of 

 Joule's consideration when I told him of Carnot's 

 theory. Then and there in the Radcliffe Library, 

 Oxford, we parted, both of us, I am sure, feeling 

 that we had much more to say to one another 

 and much matter for reflection in what we had 

 talked over that evening. But what was my surprise 

 a fortnight later when, walking down the valley of 

 Chamounix, I saw in the distance a young man 

 walking up the road towards me and carrying in 

 his hand something which looked like a stick, but 

 which he was using neither as an Alpenstock nor 

 as a walking stick. It was Joule with a long ther- 

 mometer in his hand, which he would not trust by 

 itself in the char-a-banc coming slowly up the hill 

 behind him lest it should get broken. But there 

 comfortably and safely seated on the char-d-banc 



