NATURALISTS' AGENCY ADVEIiTISEJIENTS. 



THE NATURALISTS' AGENCY. 



The many letters received by tlie Editors of the XdturaUst requesting' 

 information about obtaining l)oolis and impers on topk^s of Natukal His- 

 tory induced them to establish an Agency at the office of tlie American 

 Naturaligt, for the purpose of supplying Naturalists with Books axi> 

 Pamphlets, and aiding Authors and Institutions in selling their various 

 publications on the following plan :— 



Parties to send to the Agency several copies (not exceeding twenty, un- 

 less specially retjnested) of each book or pamplilet they have for sale, 

 stating the retail price. 



An account will be opened witli ench party sending, and credit givdn at 

 the retail price for all books received. 



Parties will be charged on their accounts for any transportation expensed 

 paid on receivii^' the packages, which should be sent by mail prepaid, when 

 Dot too bulky. 



A classitied list of the books Mill be given from time to time in the Natii- 

 rulist, with the prices of each annexed, and the amount to be remitted in 

 addition for postage. 



Yearly accounts of each party will be made up, and a statement for- 

 warded regai-ding tlie number of copies on hand, and the sales that h;>.ve 

 been made, for which the cash will be remitted after dediu-ting any expves?* 

 charges iiicurred on the receipt of the books, and the commission to defray 

 the expenses .of the advertisement, etc. 



Paities having works on Natural History which they wish to disjiose of 

 can send them to the Agency on the same terms. 



The Agency list also contains notices of the various Scientilic Periodi- 

 cals, and the regular publications of Scientilic Societies and Institutions 

 that have made us their agents. 



It will be part of the business of the Agency to jirocure, if possible, any 

 works on Natural History, other than those on'its list, that may be oidereil. 



To Ivstitvtions and Societies j)uhliiiMng I'roceediuys. Transactions^ Afe- 

 moirs. etc.. the Agency is proving of great benelit, and authors having 

 EXTRA copies OF THKiK < )AVN PAPERS FOR SALE are tindiiig it to their 

 advantage in thus making their papers more widely known. 



It is specially requested that all packages for the Agen(;y be addressed as 

 iollows. yT 



The Naturalists' Agency, 



About one hundred writers on Natural History now supply the public 

 with their works through the Xaturalists' Ac/ency. 



^*^ Publications of works on Natural Hi^tol•y undertaken for authors. 



The Agencv also keeps on hand a supply of Insect Pins, Cork for Insect 

 r>oxes, dissecting Knives, Forcei)s. and other instruments in general use by 

 Katuralists. ALso,— Bird's Skins and Eggs, shells. Insects, etc., etc., that 

 have been consigned for sale. Send for Catalogue. 



AV. «. AVEST, Agent, 



SALEM, MASS. 



THE SECOND EDITION (REVISED AND CORRECTED) OF 



HORACE MANN'S CATALOGUE OF PLANTS. (The Pluvnogamous 

 and Vascular Cryptogamous Plants of the Uiuled states East of llie 

 Mississippi.) 



PBICE 35 CENTS. THREE FOR $1.00. 



