Robert Bobin (1920-1994). Medal winner of France in 1949 and 1950 in the Triple Jump, he was record holder of the discipline from 1947 to 1951, he achieved his best performance in 1948 with 14.65 m. He was selected for the 1948 London Olympic Games. After his career, he became national technical director from 1959 to 1973 and then President of the French Athletics Federation from 1987 to 1993. Diameter 3 cm each.

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.