- http://www.cso.org.au/ Canberra Symphony Orchestra: Play On 1950-2010 (c) 2009 Tues, 6 April 201016:00:00 - http://www.cso.org.au/-2010_Season/2010season_gala.html An unforgettable evening with Chief Conductor and Artistic Director Nicholas Milton leading a huge orchestra and massed choir of 240 singers in this powerful musical experience. The last two Gala concerts sold out, so book early to avoid disappointment! -