U.S. DEPARTMENT OF AGRICULTURE. 
division of entomology. 
Bulletin No. 2. 
REPORTS OF OBSERVATIONS 
ON THE 
ROCKY MOUNTAIN LOCUST 
AND THK 
CHINCH BUG-, 
TOGETHER WITH 
EXTRACTS FROM THE CORRESPONDENCE OF THE DIVISION 
ON MISCELLANEOUS INSECTS. 
AN' A S 1 1 1 N ( i T ON. 
GOV E BNM E N I P B l N TING 1 PIC B 
9676 1 8 8 3 . 
