Ten bronze table medals: - Ecole polytechnique, d'ap. Max Bourgeois, reverse: 1794-1894, centenary. Diameter: 6.80 cm. - Masonry room, d'ap. F. Chabaud. Obverse: allegory of masonry, reverse: engraved and dated prices (1907 to 1912). Diameter : 4 cm (x3) ; diam. : 4.90 cm (x1) - Polytechnic Association, d'ap. H. Dubois. Reverse 1st prize, photographs of the colors 1913. Diameter: 4 cm. - French Republic, d'ap. Daniel Dupuis. Blind reverse. Diameter : 4 cm. - Philotechnical association, free courses in favour of the workers, from ap. Cheffer. Reverse side 1st prize, 1907. Diameter : 4.50 cm. - PATRIA, by ap. A. Rivet. Reverse: association of the teachers for the education and the patronage of the youth. Diameter : 4 cm. - PRO-PATRIA, d'ap. Big man. Diameter : 4.90 cm. In a case Ministry of War.

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.