Object lessons

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From a rare Book of Kings folio to a Lady Gaga hair sculpture: our pick of the highlights from October's sales

Plus, a collection of meteorites, a Belle Époque fob watch and a nude by Léonard Tsuguharu Foujita

Art marketpreview

From a new recording of the song that made Bob Dylan famous to a gay rights protest artefact: our pick of the highlights from this summer's sales

Plus, a “crypto-jukebox”, a striking piece of Modern British silver and a sea battle by a Dutch Old Master

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Object lessons: from a medicinal Damien Hirst to a splashy David Hockney

Our pick of highlights from the next fortnight's fairs and auctions

Object Lessons: the best of London Art Week

From a miracle scene seized by Nazis to a pensive painting by Joseph Wright of Derby, our pick of highlights from this week's auctions and fairs