German Art -- Kuhn (Charles): A Catalogue of German Paintings of the Middle Ages and Renaissance in American Collections, Cambridge, Mass., 1936, 4to -- Bange (E.F.): Die Deutschen Bonzestatuetten des 16. Jahrhundrets, Berlin, 1949, 4to -- Bittner (Herbert): Caethe Kollwitz, Drawings, New York and London, 1959, 4to -- Bernhard (Marianne): Deutsche Romantik Handzeichnungen, Munich, 1974, 2 vols., 8vo -- Drobna (Zoroslava): Gothic Drawing, Prague, [n.d.], 4to -- Scheidig (Walther): Die Geschichte der Weimarer Malerschule, 1860-1900, Weimar, 1971, 4to; and approximately 100 others on German art and artists.