U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF ENTOMOLOGY -BULLETIN No. 87. 



L. O. HOWARD, Entomologist and Chief of Bureau. 



REPORT ON THE FIELD WORK AGAINST 



THE GIPSY MOTH AND THE 



BROWNTAIL MOTH. 



D. M. ROGERS. 



Special Field Agent, 

 AND 



A. F. BURGESS, 

 Expert in charge of Breeding Experiments. 



Issued August 13, 1910. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE 

 1910. 



