Bulletin 56. 
(Technical Series No. 5.) 
May, 1900. 
The Agricultural Experiment Station 
OF THE 
Agricultural College of Colorado. 
THE 
BIRDS OF COLORADO 
A Second Appendix to Bulletin 
No. 37 
—BY— 
W. W. COOKE 
PUBLISHED BY THE EXPERIMENT STATION 
Fort Collins, Colorado. 
1900. 
