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Theranos whistleblower testifies blood-test machines were about as accurate as a coin toss – CNBC
www.cnbc.com

Theranos whistleblower testifies blood-test machines were about as accurate as a coin toss  CNBC

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How many more gold and silver American Eagles were sold in 2015 versus 2014 …
www.coinworld.com

American Eagle silver bullion coin sales by the U.S. Mint tapered off in December 2015 compared to the rest of the year. The fact that the U.S. Mint sold out of the coins might have had something to do with it, however. Original images courtesy of APMEX.

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What Were They Worth? The Purchasing Power of Ancient Coins
www.coinweek.com

Ancient coins, like medals in the modern Olympic games, come in gold, silver and bronze. Can't we simply express equivalent ancient and modern values in terms of precious metal? Gold closed this week at US$1,142 per Troy ounce[4], so a 7.0-gram ancient …

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Silver tetradrachms of Athens were the original trade coins
www.coinworld.com

Silver Athenian tetradrachms may be the most iconic ancient Greek coins of all time. A particularly nice example of this coinage highlighted Nomos Ag's Oct. 9 auction. The circa 440s to 430s B.C. coin in the Nomos sale, listed as Extremely Fine by the …

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