Georgius Agricola De re metallica, tr. From the 1st Latin ed. 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 This book, "Georgius Agricola De re metallica", by Herbert Clark Hoover, is a replication of a book originally published before 1912. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.