Mayer International Auction Records aka Guide Mayer is listing international art auctions results as a dictionary for both fine art amateurs and collectors as well as art market professionals like galleries and auctioneers. 800 auction houses from 40 countries contributed information to the publication. The dictionary was first published in 1962 by Enrique Mayer up until 1982 when Enrique Mayer sold the publication to the Migros Group in Switzerland. In 1986 Migros sold the Mayer dictionary to Acatos Editions in Lausanne, which published the book until 2001. In 1993 Editions Acatos sold an electronic publishing licence to Digital Media Resources Ltd. from London for the duration of 10 years. The Mayer International Auction Records database was first published on CD-ROM by Digital Media Res