New-York, December 23, 1869. 



ANDREW H. GREEN, Esq., Comptroller of the Central Park: 



Dear Sir — The Trustees of the American Museum of Natural History having 

 purchased the extensive collection of Mammals, Birds, Fishes, &c, belonging to 

 the late Prince of Neuwied, the Elliot collection of Birds, besides a part of the 

 Verreaux and other collections of specimens of Natural History, desire to know 

 if the Commissioners of the Central Park will receive them on deposit within the 

 Central Park, and they would suggest the following as the conditions upon which 

 they would like to deposit them, namely : 



First — The Commissioners of the Park to provide accommodations in the two 

 upper stories of the building known as the Arsenal and snch other rooms as shall 

 from time to time be necessary for the exhibition of the collections deposited by 

 the American Museum, and shall cause them to be furnished with glass cases suit- 

 able for the preservation and exhibition of such collections. 



Second — The Trustees of the American Museum to employ their own Curators, 

 for the care and arrangement of their collection, and to pay them their salaries 

 all such persons to be subject to the regulations of the Park Commissioners. 



Third — The Police force for the protection of the property, and the employees 

 for the cleansing and general care of the rooms, to be employed and paid by the 

 Park Commissioners. 



Fourth — The Trustees and Curators of the American Museum to have free ac- 

 cess at all reasonable times to the rooms occupied by their collections. 



Fifth — The collections so deposited to be exhibited to the public at least three 

 days in the week in the name of the American Museum of Natural History, the 

 Trustees to have the right to close the collections at such times as shall be neces- 

 sary for the arrangement and rearranging of the specimens, subject to the regulations 

 of the Park Commissioners. 



Sixth — The collections already acquired, and those which may from time to time 

 be acquired and so deposited, to remain the property of the American Museum of 

 Natural History, to be removed by them immediately after the expiration of six 

 months' previous notice in writing to the Commissioners of the Park, or within 

 six months' after receiving a written notice from the Commissioners, asking them 

 to withdraw their property from the Park. 



Awaiting the favor of an early reply, I am, 



Very truly yours, 



W. A. HAINES, 

 Chairman Executive Committee. 



