Sotheby’s to auction ‘most significant collection of modern and contemporary art ever’

Bluebeard’s Last Wife sold to Brian Clarke for €165,000 – double its lower estimate

Preview exhibition will show important Irish works valued at around €6million that are likely destined for private collections once sold

A painting of George IV’s embarkation at Dún Laoghaire, renamed Kingstown in his honour, captures grand social occasion

Masterpiece is just one of the paintings on sale from collection of American Modernism

Hotel resort has spent €3m on capital projects over last few years

Study of work by major artists could help in earlier diagnosis of degenerative illness

New work from Robert Armstrong, Anna Bjerger and Kathy Prendergast

Edvard Munch painting on sale while Eric Clapton is selling another Gerhard Richter

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Dancer is offering 25 pictures for sale as part of new Firedance exhibition in London

Painting signed ‘de Kooning’ sells for €75,000 – 150 times reserve price

Visual Art: The Twelve Bens are vividly captured in Wilson’s picture book; plus reviews of Kevin Cosgrove and selected works from the collection of Pat and Antoinette Murphy

Patrick Morrison: November 16th, 1945-December 20th, 2013

1969 piece raises bar and becomes most expensive work ever sold at auction