Old Series, Vol. XII. New Series, Vol. VII, No. 2. 



THE WIL50N BULLETIN. 



No. 31. 



Issued Quarterly by the Wilson Ornithological Chapter 

 of the Agassiz Association. 



A MONOGRAPH OF 

 THE FLICKER. 



{COLAPTES A URA TUS. ) 



BY FRANK L. BURNS. 



Price 50 cents. 



