SI 
PREFACE. 
Some few years ago Mr. Loudon wrote to me, 
in order to draw my attention to his Magazine 
of Natural History ; and he added in his letter, 
that he would feel obliged to me for any com- 
munication that I might send to him from time 
to time at my convenience. 
I was preparing to set out for the Continent 
at the time that I received Mr. Loudon's letter. 
On my return home from Franconia, I did not 
forget his application relative to the Magazine 
of Natural History, I owe a debt of gratitude 
to Mr. Loudon, for the very kind manner in 
which he has always spoken of the Wanderings^ 
and recommended that work to the public. 
I had learned, by mere chance, that a pro- 
fessor in King's College had been applying to 
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