U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF ENTOMOLOGY— BULLETIN No. 94, Part L 



L. O. HOWARD. Entomolosiat and Chief of Bureau. 



INSECTS INJURIOUS TO FORESTS AND 

 FOREST PRODUCTS. 



DAMAGE TO CHESTNUT TELEPHONE AND 

 TELEGRAPH POLES BY WOOD- 

 BORING INSECTS. 



THOMAS E. SNYDEE, M. F., 



Agent and Expert. 



Issued December 31, 1910. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 



1910. 



