77/4681 Valk, M.W. van der (1857-1935). (River landscape with a windmill). Etching, 22,5x32 cm., signed "M. v.d. Valk" in pencil (sl. foxed). Idem. "Schuitjes". Etching, 19,3x14 cm., signed "M. v.d. Valk", titled and "1897" in pencil. - AND 3 other etchings by the same, 2x signed (in pencil and in pen and ink).