ROTTERDAM.- This autumn Museum Boijmans Van Beuningen is showing more than 200 highlights from the multifaceted oeuvre of Johan Thorn Prikker (1868-1932). This is the first major exhibition devoted to one of the most prominent designers from the heyday of Dutch art at the beginning of the twentieth century. Beyond Art Nouveau illustrates Thorn Prikkers enormous creativity and love of experimentation. Johan Thorn Prikker gained recognition early in his career for his paintings and drawings, which are among the finest examples of Symbolist art in the Netherlands. However, Thorn Prikker soon became an ardent exponent of the applied arts. He abandoned traditional easel painting in favour of a wide range of other media from watercolours, textiles, book covers and stained glass to wall paintings, furniture, mosaics and carpets. Thorn Prikker was more than just an Art Nouveau designer; he was one of the