In addition to the auction houses and gallery system, there's still an ancient network of sales and agreements between highly specialized art dealers and very passionate collectors. Better known as art advisors/art dealers, the merchants are freelance figures who have always devoted their life to numerous trips in order to find forgotten treasures, unknown masterpieces, but mostly, incredible business for a restricted circle of rich people.
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Therefore, this kind of purchases is rarely the case for public concern, but for sure Russian billionaire and collector Dmitry Rybolovlev's case with the Swiss art dealer Yves Bouvier is the typical exception to the rule. On 2 October, Rybolovlev opened a $ 380 million lawsuit against Sotheby's in a Manhattan court. For the Russian collector, the auction house had materially fueled what the collector calls "the greatest artistic fraud in history", as Bloomberg first reported.