1910\'s Colorado Assaying Company Mineralogist\'s Pocket Reference-Gold-Silver Ore

1910\'s Colorado Assaying Company Mineralogist\'s Pocket Reference-Gold-Silver Ore

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1910\'s Colorado Assaying Company Mineralogist\'s Pocket Reference-Gold-Silver Ore:
$18.99

Offered here is a 1910\'s era copy of the Mineralogist\'s Pocket Reference, published by The Colorado Assaying Company, Assayers and Chemists, Denver, Colorado. Measures 3.0 x 6.0. Includes forty six pages of detailed information regarding the assay process of precious metal ores from Gold & Silver to Uranium and Zinc. Great advertisements on several back pages for assay equipment. Great reference and display piece of mining history. Thanks for looking!

1910\'s Colorado Assaying Company Mineralogist\'s Pocket Reference-Gold-Silver Ore:
$18.99

Buy Now