NOTICE. 



The following Catalogue of the Rock Specimens, 

 by Professor Ramsay, the Local Director of the Geo- 

 logical Survey, and his associates, is the first of a 



series now 



preparation 



illustrate the 



eral 



branches of science which are taught in the Govern- 

 ment School of Mines. 



Whilst the popular Descriptive Guide to the whole 



Museum, 



published, has been found useful 



to the casual visitor, it is hoped that this detailed 

 Catalogue, explanatory of the only public collection 

 of specimens of the 

 prove of real servic 

 student. 



rocks of the British 



will 



geological and mining 



RODERICK I. MURCHISON, 



Director, 



Museum of Practical Geology, 



Nov. 3, 1857. 



a 3 



