Gustav Gl ck, director of Vienna's Kunsthistorisches Museum, wrote as early as 1922 of Gustav Klimt (1862-1918) that his drawings were perhaps his ultimate artistic achievement. This founder of Secessionsstil and leader of the revolt against the Viennese academies was able to achieve greater freedom in his drawings than in his more laboriously executed paintings. While there are only about two hundred completed oils, the drawings number in the thousands,...