ADVERTISEMENTS. 
7 
TO GEOLOGISTS. 
RED AND WHITE CHALK of Speefcon and East Yorkshire. The charac- 
teristic and rarer Fossils of the above formations constantly on sale at 
Bridlington. Address as under. » 
Edward Tindall, 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 ofl'ered at prices lower than any other 
establishment in the world. 
The Crcological, Mineral, and other Collections, having every specimen with the 
scientific name attached, and being systematicajly arranged, afford the greatest 
facility to students. 
CABINETS. 
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 Cabinet, enclosed by 
folding doors, lock and key 
. £0 17 
6 
A 5-drawer larger ditto 
ditto 
ditto . 
. 1 1 
0 
A 6-drawer ditto 
ditto 
ditto 
. 1 7 
0 
A 7-drawer ditto 
ditto 
ditto . 
. 1 17 
0 
An 8-drawer ditto 
ditto 
ditto . 
. 2 10 
0 
SowEEBY, 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 beautiful species of Esfcuarine 
Shell, discovered by Mr. CnAui,Es 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 lUustrated London 
News, Saturday, March 24th, 1860, and Geologist for April. 
Published by J. Wabner, Optician, 72, Fleet-street, to whom all orders are to 
be addressed. 
N.B. — Sent free by post on receipt of 14 postage stamps. 
FOSSILS. 
A GENTLEMAN, having a LARGE COLLECTION of DUPLICATE SPE- 
CIMENS from the English Tertiary and Oolitic Formations (including a 
Fine Series of Stonesfield Fossils) is desirous of Entering into Communication 
with any one having a Collection of Minerals to Exchange for Fossils. 
Address A. A., " Geologist" OflSce, 156, Strand. 
