United wStates National Museum, 

 Under Direction of the Smithsonian Institution, 



Washington, D. C, December 20, 1910. 

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

 ent condition of the United States National Museum, and upon the 

 work accomphshed in its various departments during the fiscal year 

 ending June 30, 1910. 



Very respectfully, 



Richard Rathbun, 

 Assistant Secretary, in Charge of the National Museum. 

 Dr. Charles D, Walcott, 



Secretary, Smithsonian Institution. 



3 



LIBRARY 

 NEW YORK 

 BOTANICAL 



GARDEN. 



I 



CO 



