a 
duration of etellcoidal E mo de our countr 
subject to the same conditions OS oth: 
zed countries. 
I am very far from believing that this new side s 
perfect, and I am convinced, on the contrary, tha 16 
can yet be subject to many just criticisms; but I have, 
at least, endeavoured to present it in the most scienti- 
fic and impartial form possible, so as to renderit, 1 ho- 
pe, more worthy of the Respectable Society to whom. 
I have honor of dedicating 14. 
I believe that I have scarcely portrayed some of the 
principal Sociological, Biological and Psychological conclu- pe 
sions that can be deduced from the Tables, hitherto pre- 
sented. However, the field is left open and it is to be 
wished that other persons possessing better qualifica- | 
tions will survey it in a more skillful and extensive 
manner, should they consider this subject worthy vai 
labor and further research. Ci OS 
Tacubaya, June 1 st., 1899. 
2: Manta dk 
