LABORATOIRE DE LA BIO-MARINE à DIEPPE - "A THOUSAND YEARS AFTER THE VIKINGS". IONYL - FINLAND PERIPLE FOLD. Very rare travel card for Paris with the rare PRESTO - BOUCHERY advertisement. Color illustration "route map" - Finnish Red Cross stamps, portrait of Pekta Aulin, president of the Diete peasants (pair no. 448), Helsinki date stamp September 25, 1957 (Storch-Sinais no. K 5 a). "Previously, Bougainville had taken us across the oceans. Our friends, to whom we had sent our best thoughts, spoke to us so often of this voyage that we couldn't resist the temptation to set off again. Inspired this time by another, even more extraordinary adventure, that of an entire people: the Northmen".

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.