SMITHSONIAN INSTITUTION. 6 



and other printed matter, sent as donations or exchanges, and not 

 to include those procured by purchase. The Institution and its 

 agents will not receive apparatus and instruments, philosophical, 

 medical, etc., (including microscopes,) whether purchased or pre- 

 sented ; nor specimens of natural history, except where special per- 

 mission from the Institution has been obtained. 



The Departments or Bureaus of the United States Government 

 to pay to the Smithsonian Institution five cents per pound on their 

 packages, which includes all expense of boxing, shipping, and 

 transportation. 



A list of the addresses and a statement of contents of each 

 sending to be mailed to the Smithsonian Institution at or before 

 the time of transmission. 



Packages to be legibly addressed and to be endorsed with the 

 name of the sender and their contents. 



Packages to be enveloped in stout paper, and securely pasted 

 or tied with strong twine — never sealed with wax. 



No package to a single address to exceed one-half of one cubic 

 foot in bulk. 



To have no enclosures of letters. 



To be delivered to the Smithsonian Institution or its agents 

 free of expense. 



To contain a blank acknowledgment, to be signed and re- 

 turned by the party addressed. 



Should returns be desired, the fact is to be explicitly stated on 

 or in the package. 



Unless these conditions are complied with, the parcels cannot 

 be forwarded by the Institution. 



Packages for distribution in the United States, and for all other 

 parts of the world, are to be received, recorded, acknowledged, and 

 forwarded by the Exchange Clerk. 



Boxes for England, Fi'ance, and Germany are to be forwarded 

 every two months, and for other countries as often as the accumu- 

 lations render it necessary. 



Books, pamphlets, maps, periodicals, etc., intepded for the Smith- 

 sonian library are to be delivered to and recorded by the Librarian. 



Such books as are designated by the Secretary are to be sent to 

 the Library of Congress, but all articles received must remain in 

 the office of the Librarian at the Institution at least one week for 

 examination. 



