NAPOLEON III (1808-1873). P.S. "Napoléon Louis B" with2 autograph lines, London April 8, 1840; 2pages in-4 (small split repaired). Certified copy of the contract signed on June 25, 1839 by Prince Napoléon Louis Bonaparte, residing in London, with the Parisian lawyer Mauguin, for the sale by the latter to the Prince of the newspaper Le Commerce, for the sum of 470,000F.

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.