Karl Schmidt-Rottluff STILLEBEN MIT ÄPFELN UND FLASCHE (Circa 1909/1910) Oil on cardboard Signed upper left: S.Rottluff 51 x 70,5 cm Gift of the artist to the family of his brother / Private collection, Berlin Lyonel Feininger, Karl Schmidt-Rottluff, Erich Heckel Künstlerfreundschaften. Schleswig, Schleswig-Holsteinisches Landes-museum, Schloß Gottorf, 1998, cat. no. 112, ill. p. 119, plate 224 / Karl Schmidt-Rottluff. Ein Maler des 20. Jahrhunderts. Dortmund, Not in the catalogue raisonné by Grohmann. ? With a confirmation by the sister in law of the artist, Hildegard Schmidt, Chemnitz, dated 8 April 1991