This is an OCR edition without illustrations or index. It may have numerous typos or missing text. However, purchasers can download a free scanned copy of the original rare book from GeneralBooksClub.com. You can also preview excerpts from the book there. Purchasers are also entitled to a free trial membership in the General Books Club where they can select from more than a million books without charge. Subtitle: Comprising an Economic History of the Mining and Smelting of the Metals and the Conditions Which Have Affected the Development of the Industries; Original Published by: Hill publishing company in 1908 in 398 pages; Subjects: Lead mines and mining; Zinc mines and mining; Lead; Zinc; Medical / Toxicology; Science / Chemistry / General; Science / Environmental Science; Technology & Engineering / Environmental / General; Technology & Engineering / Mining;