Principles of mining: valuation, organization and administration : copper, gold, lead, silver, tin and zinc

Principles of mining: valuation, organization and administration : copper, gold, lead, silver, tin and zinc

Herbert Hoover

     

бумажная книга



ISBN: 978-5-8763-8708-0

Воспроизведено в оригинальной авторской орфографии.

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