AEROPHILATELIE - Compagnie Aérienne AEROPOSSTALE envelope from Brazil "DISTRICT FEDERAL" to Paris August 11, 1935 by HYDRAVION BLERIOT "SANTOS DUMONT" (*). On the back arrival PARIS 17 and sender's stamp attached to the French Embassy in Rio de Janeiro, (*) SANTOS DUMONT: monoplane seaplane built by BLERIOT. 4 Hispano Suiza 650 HP engines: a tracto-propeller block in the center flanked by 2 tractive engines. Fuel tank 11684 liters. 60 passengers. First flight in August 1933, assigned in 1935 to the regular France-South America service via Dakar. The 38th and final voyage of the Santos Dumont took place in June 1937.

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.