LETIER OF TRANSMITTAL 
Unirep States DEPARTMENT OF AGRICULTURE, 
BuRrEAU OF ENTOMOLOGY, 
Washington, D. C., April 11, 1905. 
Str: I have the honor to transmit herewith the copy for a catalogue 
of the exhibit of economic entomology made by the Bureau of Ento- 
mology at the Lewis and Clark Centennial Exposition held at Portland, 
Oreg., during the present year. It has been compiled, under my 
direction, by Mr. Rolla P. Currie, assistant in the Bureau of Ento-~ 
mology, and I recommend its publication as Bultetin No. 53 of this 
Bureau. 
Respectfully, L. O. Howarp, 
Entomologist. 
Hon. James WILson, 
Secretary of Agriculture. 
(2) 
