Going, going, gone…

Ten of the best works at this week's Old Masters auctions at Sotheby's and Christie's in London

We try to go to as many viewings as we can at the big auction houses in London – you get to see so many wonderful works of art as they pass briefly from private collection to private collection. This week is Old Masters week. We went to the viewings yesterday, and I’ve picked ten of the best – a mix of the big-ticket items and personal favourites (some …