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Books by Charles George Warnford Lock

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Mining and ore-dressing machinery: a comprehensive treatise dealing with the modern practice of winning both metalliferous and non-metalliferous minerals, ... all the operations incidental there
🇺🇸 United States
Mining and ore-dressing machinery: a comprehensive treatise…
By: Charles George Warnford Lock
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Miners' Pocket-Book: A Reference Book for Miners, Mine Surveyors, Geologists, Mineralogists, Millmen, Assayers, Metallurgists, and Metal Merchants ...
🇺🇸 United States
Miners' Pocket-Book: A Reference Book for Miners, Mine…
By: Charles George Warnford Lock
View Details