Freemasonry - [PERAU (Gabriel)]. The Order of Freemasons betrayed, and the Secret of Mopses revealed. Amsterdam, sn, 1771. In-12 of xxxii-195 pp. 5 plates of music and 9 plates out of text (some folding) representing Masonic symbols and ceremonies. Complete according to the notice to the binder. With following: Chansons de la très-vénérable confrairie des francs-maçons... 31-[1] pp. Green half-percaline bradel with corners, title page on the spine, date on the tail (later binding end of 19th c.). Marginal restoration to the first 3 ff., small gouge in the upper margin of 3 ff. (Caillet 8506).

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.