78 



THE NATURALIST'S GUIDE. 



mean that the nest is No. 29, and the egg is the No. 4 of 

 .that nest; both of these numbers will refer to a book, 

 where all the particulars of the finding of the nest, the 

 locality, measurements of the nest, eggs, etc. in inches, 

 are recorded. 



The method of preparing a book like that referred to 

 above may be seen in the following specimen : 



O 



8- 



& 



I 



I 



ill 



O .J 



SS 



!_i_t 



5 



