Product Description
ISBN: 9781297873591
TITLE: The Assayer's Guide; Or, Practical Directions to Assayers, Miners, and Smelters : For the Tests and Assays, by Heat and Wet Processes, of the Ores of All the Principal Metals, of Gold and Silver Coins
AUTHOR: Oscar Montgomery Lieber
PUBLISHER: Sagwan Press
PUBLISHER DATE: 20 Aug 2015

