De re metallica
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De re metallica is a book in Latin cataloguing the state of the art of mining, refining, and smelting metals, published a year posthumously in 1556 due to a delay in preparing woodcuts for the text. T
Title page of 1561 edition
A water-powered mine hoist used for raising ore
Prospecting, a woodcut from the book
Underground chain pump, in a hand-colored woodcut illustration from Book VI of the German edition of 1557
Herbert Hoover
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Herbert Clark Hoover was the 31st president of the United States, serving from 1929 to 1933. Hoover's term as president was dominated by the Great Depression, which his attempts to alleviate proved un
De re metallica
…Specklin. In 1912, the first English translation of De Re Metallica was privately published in London by subscription. The translators were married couple Herbert Hoover, a mining engineer (and later President of the United States), and Lou Henry Hoover, a geologist, Latinist and future First Lady of the United States…
Hoover in 1928
Hoover's birthplace cottage in West Branch, Iowa
Hoover in 1877
Hoover, aged 23; taken in Perth, Western Australia, in 1898