138 FIRST JOURNEY IN EUROPE. [1839, 
mounted for himself, and made an appointment with 
me and another friend to meet him on Monday even- 
ing next, to examine his microscopes and curious ob- 
jects more quietly and at large than could be done in 
a crowd, and to prepare some specimens for me. Mr. 
Reade, a gentleman who was invited, but was pre- 
vented from attending, was so kind as to send me a 
copy of his paper on the Infusoria and Seales of Fishes 
found in Flint, with proof impressions which are far 
superior to those in the “ Annals of Natural His- 
ty ss 
Tuesday evening, February 19.— Three days have 
passed since I have written a line for you. This sus- 
pension was occasioned by my late hours last night. 
After spending the morning at the Horticultural So- 
ciety, then going into the City, where I dined, then 
going far out on the Mile-End Road to deliver a letter 
intrusted to me by Mr. Scatcherd, then returning as 
far as the Bank, I went again, partly by omnibus and 
partly on my legs, almost as far in the northern out- 
skirts of the town, to spend an evening with Mr. 
Bowerbank, one of the best microscopists in London, 
who owns the best-microscope. I found so much to 
see that I did not get away until past twelve, and then 
I had a walk before me almost the whole length of 
London, —from New North Road to Charing Cross. 
I had an opportunity of seeing, what was especially 
promised me, the camera lucida applied to the micro- 
scope; an invaluable invention for an awkward person 
like me, as I am convinced I could with a very little 
practice turn out very fair outline sketches of objects 
I might be examining. I acquired much information 
on various subjects; saw some most curious and unique 
specimens of vegetable structure, and particularly 
