78/6253 Koekkoek, M.A. (1807-1870). (Landscape with trees). Drawing, pencil, 24x31,5 cm., signed "M.A. Koekkoek f" in lower left corner. - AND an anonymous pencil drawing, (Forest with two horses attacked by a woolf) (22,7x32 cm., w. attrib. to B.C. KOEKKOEK on mount).

= Verso w. the collector's mark of C.P. van Eeghen (Lugt 6016).