* Christie’s London/October 27, 20th Century Decorative Art & Design The sale total was £778,625. The top lot was a set of six art nouveau chairs by Emile Gallé that sold for £79,250 (estimate £30,000-50,000). Other top lots were a vitrine by Koloman Moser for J & J Kohn that sold for £51,650 (estimate £15,000-20,000), and a prototype Odalisque bench …