Humboldt revolutionized mining from a technical point of view , but also introduced measures for the education and social protection of miners .
Alexander von Humboldt ( 1769 - 1859 ) , German natural scientist , from 1792 to 1796 Oberbergmeister and Oberbergrat in the Prussian Goldkronach .
Alexander von Humboldt revolutionized mining from a technical point of view , but also introduced measures for the education and social protection of miners .
Alexander von Humboldt ( 1769 - 1859 ) , German natural scientist , from 1792 to 1796 Oberbergmeister and Oberbergrat in the Prussian Goldkronach .