GELDER, Dirk van (1907-1990). ('Bosbeek met schermbloemen'). 1936. Etching. 169 x 240 mm. Signed in pencil. Annotated "D. v. Gelder fecit 1934 2de st. 1936" and "47" in the plate. Under passepartout. -- Id. ('Molen op Texel'). 1930. Etching. 132 x 180 mm. Signed in pencil. Under passepartout. -- Dirk Herman Michael HARTING, (1884-1970). (Tree on a dune). (N.d.). Etching. 160 x 65 mm. Signed & "epreuve d'artiste" in pencil. Framed, glazed & under passepartout. -- (3).