Engineering & TechnologyOpen-pit copper mining and concentrating methods and costs, Silver Bell Unit, American Smelting and Refining Co., Pima County, ArizW. R Hardwick![Open-pit copper mining and concentrating methods and costs, Silver Bell Unit, American Smelting and Refining Co., Pima County, Ariz]()
Open-pit copper mining and concentrating methods and costs, Silver Bell Unit, American Smelting and Refining Co., Pima County, Ariz
W. R Hardwick
Al-Warraq Library does not host book files; it takes you to the copy at the original source. Public-domain status differs from country to country, so check the law where you live before downloading or republishing the book. Do you hold rights in this work? Request its removal
“Open-pit copper mining and concentrating methods and costs, Silver Bell Unit, American Smelting and Refining Co., Pima County, Ariz” by W. R Hardwick: a…
Catalogue details
- Author
- W. R Hardwick
- Category
- Engineering & Technology
- Language
- English
- Source
- HathiTrust