Oil/canvas/wood, 75 x 49 cm, lo. ri. monogr. WPS. - German painter a. graphic artist. S. studied at the Weimar academy under M. Thedy, since 1906 at the Munich academy, followed by study trips to Italy, the Netherlands, London a. Paris. - Mus.: Berlin (Nat. Gall.), New York (MoMA), Munich, Augsburg. - Lit.: Thieme-Becker, Vollmer.