I 
— 14 — 
THE WORLD's FAIRS 
trade, if they are not to degenerate to 
mere curiosity shows and fairs. 
For the purposes ot study or edueation 
on the contrary it is undeniable, that spe 
cial exhibitions have the advantage over 
universal exhibitions, as in concentrating 
the enterprise in a more limited field, they 
allow a greater degree of perfection to be 
attained.