Mineral and natural history documentation set including: - Charles W. Chesterman and Kurt E. Lowe, The Audubon Society Field Guide to North American Rocks and Minerals, published by Alfred A. Knopf Inc, New York. - Arthur Court and Ian Campbell, Minerals: Nature's Fabulous Jewels, published by Harry N. Abrams Inc, New York. Two identical volumes. - The art of the feather. Brazil. Catalog of the exhibition held from 1985 to 1986 by the Museum d'Histoire Naturelle, Paris, in partnership with the Musée d'Ethnographie, Geneva. - R. Tucker Abbott, Coquillages, editions Solines, 1989. Various sizes. (Used condition).

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.