CONTENTS. 



Advertisement ........ 



Rules for Distribution of the Publications 



List of Smithsonian Publications in numerical order . 



Systematic List of titles of Smithsonian Publications . 



Contents of Smithsonian Contributions, Vols. I to XXI 



Contents of Miscellaneous Collections, Vols. I to XII . 



List of Annual Reports, 1 to 31 



Systematic Index to Smithsonian Contributions to Knowledge and Mis 



cellaneous Collections ...... 



Alphabetical Index to Smithsonian Contributions and Miscellaneou 



Collections ........ 



List of Articles in the Appendix to the Annual Reports, 1847-1S76 in 



elusive ......«•••• 



v 

 1 

 15 

 15 

 20 

 23 



25 



33 



43 



(vii) 



