

GEORGIUS AGRICOLA 



1M^ 





"^ 



DE RE METALLICA 



TRANSLATED FROM THE FIRST LATIN EDITION OF 1556 



with 



Biographical Introduction, Annotations and Appendices upon 



the Development of Mining Methods, Metallurgical 



Processes, Geology, Mineralogy & Mining Law 



from the earliest times to the i6th Centurv 



BY 



HERBERT CLARK HOOVER 



A. B. Stanford University, Member American Institute of Mining Engineers, 



Mining and Metallurgical Society of America, Sociiti des Ing^nidurs 



Civils de France, American Institute of Civil Engineers, 



Fellow Royal Geographical Society, etc., etc. 



AND 



LOU HENRY HOOVER 



A. B. Stanford University, Member American Association for the 



Advancement of Science, The National Geographical Society, 



Royal Scottish Geographical Society, etc., etc. 



Published for the Translators by 



THE MINING MAGAZINE 



SALISBURY HOUSE, LONDON, E.C. 

 1912 



