Smithsonian Institution', 



July 26, 1850. 



Sir: I have the honor herewith to transmit to yon the annual report of 

 the Board of Regents of the Smithsonian Institution, and beg leave to 

 request that you will present the same to the Senate of the United States. 

 I am, very respectfully, your obedient servant, 



JOSEPH HENRY, 



Secretary S, L 

 Hon. William R. King, 



President United iStatcs Senate. 



