Evidence presented to Parliamentary Joint Committee on Foreign Affairs and Defence : the foreign affairs and/or defence aspects of the proposed Omega navigational installation in Australia and, in particular, the proposed conditions of ownership and control of the installation / Parliamentary Joint Committee on Foreign Affairs and Defence. Variant title: Evidence presented to Parliamentary Joint Committee on Foreign Affairs and Defence on the proposed Omega installation in Australia. Variant title: Evidence presented to Parliamentary Joint Committee on Foreign Affairs and Defence on the proposed Omega installation in Australia. Variant title: Evidence presented to Parliamentary Joint Committee on Foreign Affairs and Defence on the proposed Omega installation in Australia. Variant title: Evidence presented to Parliamentary Joint Committee on Foreign Affairs and Defence on the proposed Omega installation in Australia.