en CB01 OFFICIAL. One of the most important women in British modern art, the painter Wilhelmina Barns-Graham was a highly inspirational figure, whose work was deeply impacted by a pivotal event in her life. In May 1949, this leading representative of the modernist St Ives group of artists climbed to the top of the Grindelwald glacier in Switzerland, an experience which was to transform the way she saw the world.