DEPARTMENT OF THE INTERIOR. 



r. S. GEOLOGICAL AND GEOGRAPHICAL SURVEY OF THE TERRITORIES. 

 F. V. HAYDEN, IN CHAKGE. 



BULLETIN 



OF 



THE UNITED STATES 



ENTOMOLOGICAL COMMISSION. 



DESTRUCTION OF THE YOUNG OR UNFLEDGED LOCUSTS. 



IN"o. .1. 



SECOND EDITION. 

 '/AJ¥-0?3 



WASHINGTON: 

 GOVERNMENT PRINTING OFFICE. 



June, 1877. 



