The OHTA Gazetteer of pipe organs in Australia is available in either PDF or HTML format for selected States.
- Organs of Australia & New Zealand
- (a general index page to the Gazetteers of all Australian States plus New Zealand, with links to neighbouring countries)
- The Organ in Australia a brief history
- Organs of Sydney website (a database of all known organs in Sydney)
- The Organ Society of Western Australia web site on Western Australian Pipe Organs