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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. 



4to. Sewed. £1 net. 



CLIMATIC CHANGES SINCE 

 THE LAST ICE AGE. 



A Collection of Papers read before the Committee of the 

 Eleventh International Geological Congress at Stockholm, 1910. 



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