Emile-Jacques Ruhlmann's chaise longue 'on skis' attracts big bidders in Paris while, in London, a Warhol portrait of Debbie Harry and an intriguing sketch of the Queen go on sale.

A Wiltshire auction house packs out for a jade teapot made during the Qianlong dynasty that's expected to fetch £300,000. Meanwhile, an unusual Edward Seago is offered in London.