Principles of Mining: Valuation, Organization, and Administration Copper, Gold, Lead, Silver, Tin and Zinc - Brossura
Sinossi
This collection of literature attempts to compile many classics that have stood the test of time and offer them at a reduced, affordable price in an attractive volume so that everyone can enjoy them.
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About the Author
Herbert Hoover: self-made millionaire, dedicated philanthropist, and pioneering humanitarian, he had finished the war as Wilson's appointed head of the American Food Administration. There was just one problem--he couldn't decide whether to run as a Democrat or a Republican.
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