LETTER FROM SIR R. MURCHISON. 339 



time did not permit when you were here. I 

 look anxiously for the forth-coming number 

 of your history of the Echinodermata. . . . 



FEOM SIB RODERICK MURCHISON. 



June 13, 1842. 



. . . Your letters have given me great pleas- 

 ure : first, in assuring me that your zeal in 

 ichthyology is undiminished, and that you are 

 about to give such striking proofs of it to the 

 British Association ; and next that you still 

 pursue with enthusiasm your admirable re- 

 searches upon the glaciers. I should be 

 charmed to put myself under your guidance 

 for a walk on the glaciers of the Aar, but I 

 hardly dare promise it yet. . . . Even were I 

 to make every haste, I doubt if it be possible 

 to reach your Swiss meeting in time. It is 

 just possible that I may find you in your gla- 

 cial cantonment after your return, but even 

 this will depend upon circumstances over which 

 I have no control. 



I send this letter to you by my friend, Ad- 

 miral Sir Charles Malcolm, who passes through 

 Neuchatel on his way to Geneva. Accom- 

 panying it is a copy of my last discourse, 

 which I request you to accept and to read all 

 parts of it. You will see that I have grappled 



