STUDENT'S ELEMENTS OF GEOLOGY. 



By Sir Charles Lyell. 



Revised by Professor J. W. Judd, C.B.,F.R.S. 

 New and Revised Edition. With 600 Illustrations. Crown 8vo. 7s. 6d. net. 

 " 77ie Stiuieni''s I yell, ''^ edited by Professor J. W. Judd, is based on the 

 well-known Sttidenfs Elements of Geolosy by Sir Charles Lyell. The object 

 of this book is to illustrate the principles and methods of modern geological 

 science, as first clearly formulated in Lyell's writings. The new and revised 

 edition of the work has not only been brought up to date by references to new 

 facts and arguments, the outcome of the researches of the last fifteen years, but 

 is prefaced by a historical introduction, describing the events which originally led 

 \\\i to the preparation of Lyell's epoch-making works. 



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BRITISH PETROGRAPHY. 



With vSpecial Reference to the Igneous Rocks. 

 By J. J. Harris Teall. 



1888. Roy. 8vo. 45S pp. of text, with 47 plates, some coloured, bound in 

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CLIMATIC CHANGES SINCE 

 THE LAST ICE AGE. 



A Colleciion of Papers read before the Commitiee of the 

 Eleventh International Geological Congress at Stockholm, 1910. 



4to. Sewed. £ 1 net. 



THE 



IRON ORE RESOURCES OF THE 

 WORLD. 



A Summary compiled upon the initiative of the Executive Committee 



of the Eleventh International Geological Congress, Stockholm, 1910, 



with the assistance of Geological Surveys and Mining Geologists of 



different Countries. 



Edited by the General Secretary of the Congress. 



2 vols. ^/o. With 28 plates and 137 illiislraiions in I he lex I, and 

 accompanied by a folio Atlas of \z maps. Price £1 net. 



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