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ADVERTISEMENTS. 



MINERALS, FOSSILS, AND SHELLS on Sale by 



BRICE M. WRIGHT, 

 36, GEEAT EUSSELL STEEET, ELOOMSBUEY, LONDON. 



MINEEALS. 



The general stock of Minerals consists of 10,000 specimens, including nearly 

 all the more important of tlie known species, as well as many tliat are of very rare 

 occurrence, from wliich single specimens may be selected, at prices varying from 

 sixpence to five pounds and upwards. 



Among the recent additions to the stock, there may be mentioned, as worthy 

 of the notice of Mineralogists, a fine new meteoric Iron, from Zacatecas, Mexico 

 (described by Dr. Hugo Miiller, in Quarterly Journal of the Chemical Society of 1858), 

 which will be cut up into pohshed slices of various sizes and prices to suit customers. 

 A number of fine specimens of Datholite, from Bergeman Hill, New York. Also an 

 extensive assortment of Carbonates, Sulphates, Cupreous Sulphates, Phosphates and 

 Arseniates of Lead, and Cupreous Silicates of Zinc from Cumberland and Lead-hills. 

 To facilitate the study of Mineralogy, a series of collections may be had from 

 £2 10s to £50. 



Similar collections containing Fm^eign as well as British Minerals, may he had at the 

 same scale of prices. 



ROCK-SPECIMENS. 



Collections of British Rocks, named and arranged, and containing 100 



specimens, varying in price, according to the size . . , from £\ to £3 

 Ditto of Scotch Eocks . . . . . . . . from £1 to £3 



FOSSILS. 



The collection of Fossils consists of several thousand specimens, many of which 

 are fine and rare, from which selections may be made. 



Collections of British Fossils, carefully selected from each geological fonnation, 

 named and stratigraphically arranged, according to the works of the best Authors, 

 from £1 to £3. 



SHELLS, 



The general stock of Shells contains many himdred genera, and of upwards of 

 10,000 specimens, from which selections may be made. Among them are to be 

 found many rare species too numerous to mention in detail. 



Collections from £3 to £40. 



Collections of British Shells, carefully named fi'om Forbes and Hanley's British 

 Mollusca, from 10s. to £2. 



Standard Works on Natural History, Conchology, and Mineralogy, Geological Maps, 

 Diagrams, Hammers, Glass-capped Eoses and Tubes are also kept on hand. 



THE NATURALIST'S ASSOCIATION, 



17, DEAN STREET, SOHO. 



This Association was established in 1853 for the purpose of encouraging col- 

 lections and scientific research in all parts of the world, for facilitating the exchange 

 of specimens, and otherwise advancing the various branches of Natural History, 



Arrangements have been made for removing the Society's property to 17, Dean 

 Street, Soho (recently the residence of the late Dr. Brown, and formerly the 

 Museum of Sir Joseph Banks), where, after the completion of the i-epairs, all the 

 Meetings and Conversaziones of the Society will be held. 



The Sale and Exchange Department, although distinct from the Library and 

 Reference Collection, will be carried on in the same premises, imder the superin- 

 tendence of Mr. John Calvert, C.E, 



A select Stock of new and cheap Cabinets, Glass-top Boxes, Tubes, Trays, 

 Tablets, and other Natm-al History requisites. 



Persons generally are invited to send specimens for exchange. 



