TINTIN in the Congo. 1955. 4th plate B14. Red cloth spine. Blue endpaper founded. Good condition overall, but inner hinges reinforced with kraft tape. Light soiling to edge of 1st page, a signature at top of title page, rubbing to bottom of spine. With The Mysterious Star. 1954. 4th plate B9. Red cloth spine. Dark blue endpaper. Good condition, but inner hinges reinforced with a strip of kraft. Corners a little worn and crushed, bottom of spine worn.

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.