Home Art Collection Works Collection Search Advanced search Works cited in the document Art Gallery of New South Wales Quarterly Jul 1971 (24) works on display (2) works with images (20) 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 Ralph Balson Construction in green 1942 OA14.1970 On display – South Building, ground level, 20th-century galleries Robert Klippel No 48 Entities suspended from a detector 1948 SA1.1970 On display – South Building, ground level, 20th-century galleries