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 



BROWN-TAIL MOTH. 



B J? 



v J 



P. M. ROGERS, fjj 



Special Fit Id Agent, 



* AUG u; mo 



Qeptrtmt 



9f Asricuhiw 



A. F. BURGESS, 



Expert in Charge of Urn ding Experiments. 



Issued August 13, 1910. 



WASHINGTON: 



GOy E B N M E NT I'KINTT X Q O F F I C E 

 1910. 



