Donauland Buchgemeinschaft, book club founded 1950 by R. Kremayr and W. Scheriau ( Kremayr & Scheriau). By 1955 it already had 378,000 members; it started selling records in 1956 and cassettes in 1970. In 1966 the Bertelsmann company acquired an interest in the book club. In 1989 take-over of the Deutsche Buchgemeinschaft Alpenland and in 1990 of the Deutscher Buecherbund Oesterreich. About 700,000 members in 2000.