United States National Museum, 

 Under Direction of the Smithsonian Institution, 



Washington^ D. 6'., Septemher SO^ 19M. 

 Sir : I have the honor to submit herewith a report upon the present 

 condition of the United States National Museum and upon the work 

 accomplished in its various departments during the fiscal year ending 

 June 30, 1921. 



Very respectfully, 



William deC. Ravenel, 

 Administrative Assistant to the Secretary^ 

 In charge of the United States National Museum. 

 Dr. Charles D. Walcott, 



Secretary^ Smithsonian Institution. 



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