CONTENTS. IX 



Thirtieth Congress, 1847-1849 — Continued. Page. 



Appointment of Regents .' 463 



Report of the Smithsonian Institution 464 



Amendment to act of organizati< )n 466 



International exchanges 466 



Exploring expedition 467 



Thirty-first Congress, 1849-1851: 



Exploring expedition 468 



Care of Government collections 470 



Rejwrt of the Smithsonian Institution 477 



International exchanges 480 



Increase of Smithson f un( I 481 



Appointment of Regents 482, 1838 



Thirty-second Congress, 1851-1853: 



Appropriations for Smithsonian grounds 484 



Increase of Smithson fund 484 



Free postage 485 



Report of the Smithsonian Institution 485 



Appointment of Regents 486 



Documents 487 



Exploring expedition 487 



International exchanges 487 



Meteorology, James P. Espy 487 



Thirty-third Congress, 1853-1855: 



Smithson fund _ 488 



Free postage 500 



Appointment of Regents 502 



Documents 503 



International exchanges 503 



Care of Government collections 503 



Report of the Smithsonian Institution 505 



Meteorology, James P. Espy 507 



Exploring expedition 511 



Resignation of Rufus Choate as Regent . 511 



Policy of the Institution 51 1 



Investigation 511 



Armory Building 599 



Thirty-fourth Congress, 1855-1857: 



Operations of the Smithsonian Institution 599 



Report of the Smithsonian Institution 600 



Appointment of Regents ' 601 



International exchanges 603 



Exploring expedition 603 



Care of Government collections 603 



Meteorology, James P. Espy 603 



Thirty-fifth Congress, 1857-1859: 



Appointment of Regents 604 



Report of the Smithsonian Institution 604 



Care of Government collections 607 



Meteorology, James P. Espy 608 



Exploring expedition 608 



Act of organization amended. Copyrights 608 



Thirty-sixth Congress, 1859-1861 : 



Appointment of Regents 609 



