LETTER OF TRANSMITTAL. 
U. S. DEPARTMENT OF AGRICULTURE, 
Bureau or Entomoroey, 
Washington, D. C., March 5, 1907. 
Str: [have the honor to transmit for publication the accompanying 
manuscript entitled ‘“ The Chinch Bug,” by F. M. Webster, in charge 
of the cereal and forage-plant insect investigations of this Bureau. 
This is a thorough revision by Mr. Webster of his earlier account of 
this destructive pest published in 1898 as Bulletin No. 15, new series, 
of this office, and includes additional data based on observations made 
during the past eight or nine years. I recommend that it be pub- 
lished as Bulletin No. 69 of the Bureau of Entomology. 
Respectfully, L226. 
. O. Howarp, 
FE, .tomologist and Chief of Bureau. 
Hon. James WILson, 
Secretary of Agriculture. 
