| FARMERS’ BULLETIN 1260 | 
| STORED-GRAIN PESTS 
E. A. BACK 
Entomologist in Charge 
and 
A. ‘TT. CORTON 
Assistant Entomologist, Stored-Product Insect Investigations 
UNITED STATES 
DEPARTMENT OF AGRICULTURE 
WASHINGTON : GOVERNMENT PRINTING OFFICE : 1922 
