A YORKSHIRE NATURALIST 75. 



" Prior to the meeting of the British Association 

 " in Manchester, it was mooted to me that a good 

 " characteristic portrait of Dalton would be accept- 

 " able ; but Peter Clare said the Doctor would not 

 " sit for a photograph ; so he arranged that I should 

 " attend a meeting of the Philosophical Society on a 

 " certain night. I did so, and he (Peter) strongly 

 " impressed upon me the following words : 



" ' Thou must not make a sketch, nor be seen 

 " ' doing anything of that kind, on no account what- 

 " ' ever. Thou must be seated where I will direct 

 " ' thee, that thou may be able to look at him.' 



"At the appointed time 'Peter' took me to an 

 " elevated seat at the extreme corner of the lecture 

 " room, about three or four yards from where the 

 " Doctor sat. A member introduced a small article, 

 " and read a paper, followed by a discussion ; then 

 " the Doctor rose and, taking the instrument, held it 

 " up to examine it. Now, that was the important 

 " moment for me to be impressed with Dalton's 

 " attitude. I assure you it was the most anxious 

 " and trying time in my experience, lest my memory 

 " should fail before I got home. When the meeting 

 " was over, I spoke to no one, saw Peter escort the 

 " Doctor across the street, a dark, dirty, damp night. 

 " I hastened to the Cheetham Hill omnibus and got 

 " home, not allowing a word or object to divert my 

 " mind from what I had seen. After refreshment, I 

 " got out a sheet of Bristol board, and sketched, very 

 " roughly and faintly, with a lead pencil, the head of 



