Erich Heckel (Döbeln 1883 – 1970 Radolfzell on Lake Constance). ”Am Fluss” (wohl Alster). 1913 Watercolour and pencil on paper. 49,9 × 31 cm (19 ⅝ × 12 ¼ in.). Signed and dated lower right: E Heckel 13. Titled on the reverse lower left: – Am Fluss. [3047] We would like to thank Renate Ebner and Hans Geissler, Estate of Erich Heckel, Hemmenhofen, for confirming the authenticity the watercolour