I lo Cincinnati Society of Natural History. 



And finally, an accurate eye, a clear head and unliniited 

 industry and perseverance. 



In conclusion Ladies and Gentlemen, let me remind )ou that 

 "line upon line, precept upon precept," species upon species, is 

 still the most i)ractical method of acquiring a knowledge of Ornith- 

 ology, as of any other subject, — "there is no royal road to (bird) 

 knowledge." 



