Spain have consented to sending José Carlos and Jesús Ángel Bergantiños back to the US where they can be charged
As a major Malevich show opens in London, claims grow that the avant-garde market is still plagued by the fakes
Not fake, but ‘tarted up’
The University of Granada says it has found an authentic copy of Raphael’s Madonna of Foligno
Specialists express concern about lack of provenance for works by artists including Rodchenko and Goncharova in Italian exhibition
New lawsuits filed after we publish list of those who bought forgeries—some of which have not been traced
The document details museums, art dealers and private collectors who have brought charges against the gallery and its disgraced director
Scepticism grows about confiscated silver vessel handed over by the US as an act of diplomacy
In court documents, Knoedler lists the buyers and prices paid for works brought to the gallery by Glafira Rosales
The gallery would have been operating at a major loss without the sale of works brought by Rosales, collectors say in amended complaints
New details emerge in British courts about disputed drawings that first emerged in Italy
How a forgery scandal brought about the downfall of New York's most prestigious gallery
In a time of increased importance on authentication, specialists are holding back in the hope of avoiding the worst.
Despite what one would initially believe
The organisation, the brainchild of coin collector Vladimir Kazakov and The East European Auction house, aims to ensure that the provenance of a piece has been checked via an unbiased system
After hundreds of works are seized in Germany, police swoop in Tel Aviv
A little-known copy of Leonardo’s The Last Supper by Marco d’Oggiono will get a thorough clean
The artist is implicated in scheme, allegedly allowing fakes to circulate
The pigment proved Beltracchi's version was inauthentic, since it was not in use at the time that the original was painted
Several of the New York gallery's representatives have been indicted for engineering the sale of Abstract Expressionist forgeries
Experts have been silenced by fears of legal action if doubts regarding the sculptures' legitimacy are voiced
The family of the artist Richard Diebenkorn says it alerted the gallery to fakes before they were sold
In 2011, he was given six years jail time for what was then understood to be a much smaller number of reproductions
The case has proved to be colourful, with Tatintsian counter suing Nussberg for at least $62m
Three dealers say initial complaints were dismissed by Artcurial specialists
Policy decrees that works determined to be fake must be handed over to the authorities so that they cannot re-enter the market
Experts say the painting was completed at the same time as Leonardo’s original
The works were supposedly from the artist’s family and "rediscovered"
Fortunately for the German art forger, he has fled the country and therefore cannot be investigated