Issued November 11, 1907. 



U. S. DEPARTMENT OF AGRICULTURE 



BIOLOGICAL SURVEY— BULLETIN No. 30 



0. HART MERRIAM, Chief 



BIEDS OF CALIFORNIA 



IN RELATION TO THE 

 FRUIT INDUSTRY 



PAI^T I 



By F. E. L. BEAL 



Assistant, Biological Survey 



WASHINGTON 



GOVERNMENT PRINTING OFFICE 



1907 



