flDcmotrs of tbe IRuttall ©rnitbologtcal (tlub. 



No. IV. 



THE BIRDS 



OF THE 



CAMBRIDGE REGION 



OF 



MASSACHUSETTS. 



By WILLIAM BREWSTER. 



WITH FOUR PLATES AND THREE MAPS. 



CAMBRIDGE, MASS. 



PUBLISHED BY THE CLUB, 



JULY, 1906. 



