Home Art Collection Works Collection Search Advanced search Works by Unknown originating in Australia (4) works on display (0) works with images (4) Filter by: Collection area Origin Media Date/period Artist A–Z Sort by: artist surname oldest first (excludes undated works) newest first (excludes undated works) title image availability accession number Unknown (Portrait of Henri Mallard at 17) 1901 ARC104.61.76 Unknown (Portrait of Henri Mallard at 19) 1903 ARC104.61.77 Unknown (Silhouette of Henri Mallard) circa 1909 ARC104.61.79 Unknown (Portrait of Henri Mallard at 25) 1909 ARC104.61.78