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LETTER OF TRANSMITTAL 



U. 8. DEPARTMENT OF AGRICULTURE, 



DIVISION OF ENTOMOLOGY, 

 Washington, D. C., July 5, 1900. 



SIR : I have the honor to transmit herewith the manuscript of a bul- 

 letin for which there has been much demand among workers in ento- 

 mology, and the publication of which I recommend under the title, 

 Bulletin No. 24, new series, "A List of Works on North American 

 Entomology." 



Respectfully, L. O. HOWARD, 



Entomologist. 

 Hon. JAMES WILSON, 



Secretary of Agriculture. 



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