LETTER 



FROM THE 



SECRETARY OF THE SMITHSONIAN INSTITUTION, 



ACCOMPANYING 



The Annual Report of the Board of Regents of the Institution for the 

 year ending June 30, 1898. 



Smithsonian Institution, 



Washington, I>. 0., March 4, 1899. 

 To the Congress of the United States : 



In accordance with section 5593 of the Eevisecl Statutes of the 

 United States, I have the honor, in behalf of the Board of Eegents, 

 to submit to Congress the Annual Report of the operations, expend- 

 itures, and condition of the Smithsonian Institution for the year 

 ending June 30, 1898. 



I have the honor to be, very respectfully, your obedient servant, 



S. P. Langley, 

 Secretary of Smithsonian Institution. 

 Hon. Garret A. Hob art, 



President of the Senate. 



