BOIELDIEU FRANCOIS-ADRIEN: (1775-1834) French composer of operas, often labelled 'the French Mozart'. The personal printed small oblong 12mo Visiting Card of Boieldieu, unsigned, featuring his printed name ( 'Boieldieu') to the centre and address at Boulevard Montmartre (Paris) at the base, with three lines of French text in his hand ( 'regrettant bien de me pouvoir de vive voix faire agreer l'expression de sa reconnaissance Monsieur Royer Collard') regretting that he is unable to express his gratitude in person to Mr. Royer-Collard. Neatly laid down, otherwise VG Pierre Paul Royer-Collard (1763-1845) French statesman and philosopher.

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.