ADVERTISEMEKTS. 



7 



TO GEOLOGISTS. 



RED AND WHITE CHALK of Speeton and East Yorksliire. The charac- 

 teristic and rarer Fossils of the above formations constantly on sale at 

 Bridlington. Address as under, 



Edward TinDxUjL, Old Guildhall, Bridlington. 



SOWERBY, CONCHOLOGIST AND PUBLISHER. Established 50 Years ; 

 from opposite the British Museum. Having the largest and finest Stock of 

 Minerals, Fossils, and Shells, they can be offered at prices lower than any other 

 establishment in the world. 



The Geological, Mineral, and other Collections, having every specimen with the 

 scientific name attached, and being systematically arranged, afibrd the greatest 

 facility to students. 



CABihiETS. 



Mahogany Cabinets are made to any size, of the best seasoned woods, which 

 have been stacked for many years. 



A 4-drawer mahogany French-polished Cabiaet, enclosed by 



folding doors, lock and key 



A 5-drawer larger 



ditto 



ditto 



ditto 



A 6-drawer 



ditto 



ditto 



ditto 



A 7-drawer 



ditto 



ditto 



ditto 



An 8-drawer 



ditto 



ditto 



ditto 



£0 17 6 

 110 

 17 0 



1 17 0 



2 10 0 



SowERBY, 167, Strand, London, W.C. 



FOSSILS DISCOVERED IN THE EXCAVATIONS FOR THE MAIN 

 DRAINAGE. 



TO GEOLOGISTS, NATURALISTS, AND THE PUBLIC. 



GREAT NOVELTY.— NEW STEREOSCOPIC SLIDE. No. I., price Is 

 CYRENA DULWICHIENSIS ; a new and beautiftd species of Estuarine 

 SheU, discovered by Mr. Charles Rickman, Honorary Curator, Lambeth 

 Museum of Natural History, in Lower Eocene Strata at Dulwich, 60 feet from the 

 surface. Photographed from the original, as engraved in the Illusiyrated London 

 NewSj Saturday, March 24th, 1860, and Geologist for April. 



Published by J. Warner, Optician, 72, Fleet-street, to whom all orders are to 

 be addressed. 



N.B. — Sent free by post on receipt of 14 postage stamps. 



MINERALOGY. — King's College, London. Professor Tennant, P.G.S., 

 commenced a course of Lectures on Mineralogy, with a view to facilitate the 

 study of Geology, and of the appHcation ol Miiieral Sabstances in the Arts. 

 The Lectures began on Friday, Octooer 5th, at Nine O' Clock, a.m. They 

 will be continued on each succeeding Wednesday and Friday at the same hour 

 J'ee £2 2s. R. W. JELF, D.D,, Principal. 



