TO PALAEONTOLOGISTS. 

 IRISH CARBONIFEROUS LIMESTOHE FOSSILS FOE EXCHANGE. 



JOSEPH WRIGHT, of Cork, has a large quantity of the above, carefully named and 

 localized, which he will exchange for English specimens from the same formation. 



Address :— 39, DUNCAN STREET, CORK. 



SHELL, MINERAL, FOSSIL CABINET, & BOOK DEPOT, 



GB. SOYv T ERBY lias made arrangements to extend his depart- 

 • ments for Fossils and Elementary Collections. He is in treaty for a fine Geological 

 Collection, which will enable him shortly to exhibit fossil specimens of every formation. 

 Elementary Collections of Shells, Minerals, and Fossils adapted for presents and the use 

 of students. < Illustrated Index of British Shells,' by G. B. Sowebey, F.L.S. : 700 

 coloured figures of all the species, with advantage at the office. Mr. Soweeby desires the 

 public to beware of persons endeavouring to conceal their own names by improperly using 

 his. He has no office either in the Strand or Museum Street. His only place is — 



45, GREAT RUSSELL STREET, BLOOMSBURY, opposite the West Wing 

 of the British Museum. 



GEOLOGY.— KING'S COLLEGE, LONDON. — Professor Ten- 

 nant, F.G.S., will commence a COURSE OF LECTURES on GEOLOGY, on 

 Feed ay Moenii^g-, Janet aby 23, at Nine o'Clock. They will be continued on each suc- 

 ceeding Wednesday and Friday at the same hour. Fee £2. 12s. 6d. 



R. W. JELF, D.D., Principal. 



Just Published, Price Is. (by post free), 



A DESCRIPTIVE ILLUSTRATED CATALOGUE 



OF 



SAMUEL IIIGHLEY'S EDUCATIONAL COLLECTIONS 



OF SPECIMENS, APPARATUS, PHOTOGRAPHIC MAGIC LANTERN 

 YIEWS, etc., to illustrate 



MINERALOGY, GEOLOGY, ZOOLOGY, MICROSCOPY, etc. 



LONDON : SAMUEL HIGHLEY, 70, DEAN STREET, SOHO SQUARE, W. 



Just published, price 5s., 



PHOSPHORESCENCE ; 



OR. THE 



EMISSION OF LIGHT BY MINERALS, PLANTS, AND ANIMALS. 



By DR. T. L. PHIPSON, F.C.S., etc. 

 With numerous Illustrations. 



LOYELL REEVE & CO., 5, HENRIETTA STREET, COVENT GARDEN. 



