• Erich Heckel: Liegende, 1911, 24 x 34 cm, watercolour and chalk on paper
  • Erich Heckel: Schlafendes Mädchen, 1913, 50.5 x 33.3 cm, Carpenter
  • Erich Heckel: Haus in Angeln, 1927, 49 x 61 cm, gouache, watercolour and (wax-) crayon on paper