6 PREFACE. 



For permission to reprint portions of several of the 

 following chapters the author is indebted to the pub- 

 lishers of " Harper's Young People," of the " Popular 

 Science Monthly," of "Garden and Forest," and of 

 " The American," of Philadelphia. 



C. C. A. 



PROSPECT HILL, TRENTON, N. J., 

 March SO, 18S9. 



