Q^emotrjS of tl^e jl^uttall flDrnitl^ological Club. 



No. I. 



BIRD MIGRATION. i 



By WILLIAM BREWSTER. 



CONTRIBUTED BY COURTESY OF THE AMERICAN ORNITHOLOGISTS UNION S COMMITTEE ON THE 

 MIGRATION AND GEOGRAPHICAL DISTRIBUTION OF NORTH AMERICAN BIRDS. 



Part I.— OBSERVATIONS ON NOCTURNAL BIRD FLIGHTS AT 

 THE LIGHT-HOUSE AT POINT LEPREAUX, BAY OF 

 FUNDY, NEW BRUNSWICK. 



Part II.— FACTS AND THEORIES RESPECTING THE GENERAL 

 SUBJECT OF BIRD MIGRATION. 



CAMBRIDGE, MASS. 



PUBLISHED BY THE CLUB. 



MARCH, 1886. 



