Letter with plans for completing the Opera House by V.J. Bittner, sent by him to the Minister for Public Works with a reply, April-May 1967 Date: April/May 1967
MacDonald, Wagner and Priddle's report on claims dealing with slab formwork, November 1962 Date: November 1962
Management Committee and Trust meetings, March - October 1968. Box 4 Unit ID: 34 Date: March - October 1968.
Management Committee and Trust meetings, September 1967 - March 1968. Box 4 Unit ID: 33 Date: September 1967 - March 1968.
Management Committee meetings, October 1968-April 1969. Box 4 Unit ID: 35 Date: October 1968-April 1969.