The Justice of Null is written circa 1857 an an alternative history of Australia before Queensland became a state. Terrence Null, as a fictional character is where it all started in regard Hollow Log Stories. In regard Null, the village of Null, where nothing happens, no such place exists except in your imagination.
To Kill a Bunyip and Ocker Oscar are about descendants of Terrence Null. The three books are written as stand alone but are interrelated through Terrence Null.