A Practical Treatise on Testing and Working Silver Ores - Dewey
This practical guide to the testing and refining of silver ores is an invaluable resource for miners, metallurgists, and anyone else interested in the production of silver. With clear and concise instructions and detailed illustrations, Charles Howard Aaron provides a complete guide to the process of testing and refining silver ores.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the \public domain..
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