
GUIDE, 
OVE: 
GALLERY OF BIKDs 
IN THE 

DEPARTMENT - OF ZOOLOGY, 
BRITISH MUSEUM (NATURAL HISTORY). 
Part I, Niki 
GENERAL SERIES. 
SECOND EDITION. 
WITH 1. PLATE. AND 7 TEXT-FIGURES: 
LONDON. 
PRINTED BY ORDER OF THE TRUSTEES 
OF THE BRITISH MUSEUM. 
1921. 
Price Two Shillings and Sixpence. 
