308 MEMOIR OF AUGUSTUS DE MORGAN. 



1861. of mine, or that every child of mine has a friend among his 

 children ? 



Here is L(MN)' as distinguished from (LM)N'. This door 

 is a very little way open as yet. 



Yours very truly, 



A. DE MORGAN. 



To Admiral Smyth? 



41 Chalcot Villas, Adelaide Road, Feb. 19, 1862. 



1862. MY DEAR SMYTH, I am not very especially busy just now. 



The obscure men are, as we know, precisely the men that 

 future necrologists will look out for. I find that the Biographies 

 Obscurorum Virorum are very useful. I have an old Italian Glorie 

 degli Incogniti, which I find very useful for information about 

 men who are merely there to be shown up for non-notoriety. 



Yours sincerely, 



A. DE MORGAN. 



To Sir J. Herschel. 



April 19, 1862. 

 MY DEAR SIR JOHN, 



No news here ; not even a riddle. Here is a poem which 

 was given me : 



"Ae'iSc etSvAAtov Sea, 

 Felis adest cum cithara, 

 Vacca lunam transivit, 

 Hoc jocoso motus visu 

 Rumpitur canellus risu 

 Cum cochleari lanx abit. 



Which do you believe in, metal plates or guns ? I have just 

 received a pamphlet on the subject from Michael Scott. If this 

 be the great wizard, then we know how it was that 



When in Salamanca's cave 



Him listed his magic wand to wave, 



The bells would ring in Notre Dame. 



The wand was a long match, and his range was so good 



