78 
THE NATUEALIST’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 : — 
in 
in 
Q* 
o 
o 
m 
o 
os 
*4 'a 
a ® 
02 
^ 
a 
. -t cc ^ 
M o g 
o 
cj 
Iz; 
o aj o 
.2 in. 
a«a 
m 
.a 
_C« <t_l 
Q fl O 
uo 
Heigh 
from 
Groun( 
o 
CO 
1 
c6 
^ -4 ai 
-e a 
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M 
u 
ri 
d 
o 
C3 
Date 
1868 
April 
d 
o 
02 
o 
O lO 
lO 
O (M_ 
tH 
t- l'- 
C<J 
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lO lO 
CO 
(?1 
t-H tH 
CO O 
tH tH 
O 
lO C<1 
iH iH 
Vh 
-a ^ 
O 02 
6 M 
d S 
