PUBLISHERS' NOTE. 
THE publishers of the Fairy-land of Science, with 
the assistance of the talented authoress, have consider- 
ably extended the original volume, adding to it more 
or less extended notices of the latest scientific discov- 
eries in the departments treated, and amplifying with 
fuller detail such portions as have grown in impor- 
tance and interest since the first publication of the 
work more than twenty years ago. A careful revision 
has, as far as practicable, eliminated all errors and also 
all words which, on account of their almost exclusive 
use in England, are not likely to be easily understood 
by children in the United States. American instead 
of English examples are given to illustrate statements 
of general scientific truths, and, in fact, the whole 
letter-press has been carefully and thoroughly edited 
in the endeavour to adapt it to the use and enjoy- 
ment of our children at home. 
The work has also been largely re-illustrated. It is 
now offered in the belief that the clear and readable 
