5Q(S.7:i 



CM 



LETTER 



FROM THE 



SECRETARY OF THE SMITHSOXIAN INSTITUTION, 



ACCOMP.VXYIXG 



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

 the year cndhuj June SO, 1899. 



Smithsonian Institution, 



Washington^ D. C.^ June 1, 1900. 

 To the Congress of the United States: 



In accordance with section 5593 of the Revised Statutes of the 

 United States, I have the honor, in behalf of the Board of Regents, to 

 sultniit to Cong-ress the Annual Report of the operations, expenditures, 

 and condition of the Smithsonian Institution for the year ending June 

 30, 1899. 



I have the honor to be, very respectfully, 3'our obedient servant, 



S. P. Langley, 

 Secretary of Smithsonian Institution. 

 Hon. Wn.LiAM P. Frye, 



President pro taiiijJore of the Senate. 





