{ "item_title" : "Sampling for Gold", "item_author" : [" Kerby Jackson", "Arizona Bureau of Mines "], "item_description" : "Leading mining historian Kerby Jackson brings together five historic publications from the Arizona Bureau of Mines on the subject of sampling and testing for gold, be it placer or lode gold. Included in this publication are Mill and Smelter Methods of Sampling (1915), Sampling and the Estimation of Gold in a Placer Deposit (1917), Sampling of Ore Dumps and Tailings (1917), Sampling Mineralized Veins (1918) and Select Blowpipe and Acid Tests for Minerals (1918). As sampling is the most important activity that a miner or prospector seeking gold needs to engage in, these tried and proven methods of sampling will be found to greatly assist those seeking their own golden fortune. Note: This edition is a perfect facsimile of the original edition and is not set in a modern typeface. As such, some type characters and images might suffer from slight imperfections or minor shadows in the page background.", "item_img_path" : "https://covers2.booksamillion.com/covers/bam/1/53/349/303/1533493030_b.jpg", "price_data" : { "retail_price" : "10.99", "online_price" : "10.99", "our_price" : "10.99", "club_price" : "10.99", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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