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GEORGIUS AGRICOLA

DE RE METALLICA

TRANSLATED FROM THE FIRST LATIN EDITION OF 1556

with

Biographical Introduction, Annotations and Appendices uponthe Development of Mining Methods, MetallurgicalProcesses, Geology, Mineralogy & Mining Lawfrom the earliest times to the 16th Century

BY

HERBERT CLARK HOOVER

A. B. Stanford University, Member American Institute of Mining Engineers,Mining and Metallurgical Society of America, Societe des Ingeni^ursCivils 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 theAdvancement of Science, The National Geographical Society,Royal Scottish Geographical Society, etc., etc.

iA':-

Published for the Translators by

THE MINING MAGAZINE

SALISBURY HOUSE, LONDON, E.C.

1912