JUN 8 ..... 



Issued May 31, 1907. 



U. S. DEPARTMENT OF AGRICULTURE. 



FARMERS' BULLETIN 297, 



METHODS OF 

 DESTROYING RATS. 



BY 



DAVID E. LANTZ, 

 Assistant, Bureau of Biological Survey. 



WASHINGTON: 



GOVERNMENT PRINTING 

 190 7. 



OFFICE. 



