COLLECTIVE Art for peace, 2004 A portfolio of twenty-two prints, some of them enhanced, published in 2004 by Les Méditerranéennes Médiatrices de la Paix Various techniques and supports They are gathered in a lacquered steel box (53 x 49 x 8 cm), numbered 31/99 and signed by the artists: Arman, Yann Arthus-Bertrand, François Boisrond, Louise Bourgeois, Pierre Buraglio, Jean-Marc Bustamante, James Coignard, Philippe Favier, Fabrice Hyber, Jean Le Gac, Jacques Leloup, Jean Miotte, François Morellet, Jacques Monory, Bernard Pages, Ernest Pignon-Ernest, Jean-Pierre Pincemin, Bernard Taride, Bernar Venet, André Verdet, Claude Viallat, Jacques Villeglé

Composed of several subsidiaries, the Drouot Group is a major player in the art market. Hôtel Drouot, located in the heart of Paris, has been the world's largest public auction center since 1852. 15 salerooms are available to more than 70 auction houses. The emulation generated by an annual offer of 230,000 artworks from 21 major specialities - from Antiquity to street art - attracts some 3,000 visitors every day. The Group's digital platform, Drouot.com, offers digital sales - Live auctions (live broadcasting and participation in auctions), Online-only auctions (dematerialised auctions) and Buy Now sales (sales of lots at fixed prices). Nearly 2 million items are offered annually by 600 auction houses. Auction news is reported every week in La Gazette Drouot, the leading weekly magazine for the art market and culture published by Auctionspress.