U.S. DEPARTMENT OF AGRICULTURE. | 
DIVISION OF ENTOMOLOGY. 
BULLETIN No. 3. 
REPORTS 
OF 
OBSERVATIONS AND EXPERIMENTS — 
THE PRACTICAL WORK OF THE DIVISION, 
MADE 
UNDER THE DIRECTION OF THE ENTOMOLOGIST, 
WITH PLATES. 
WASHINGTON: 
GOVERMENT PRINTING OFFICE. 
