About the film
The Old Bus is a 1934 Australian documentary film about Australian contributions to flying, focusing on aviator Sir Charles Kingsford Smith, and derived from his 1932 book of the same name. The film takes its title from his famous Fokker F.VII/3m monoplane aircraft, The Southern Cross, that Kingsford Smith nicknamed "The Old Bus".
From the film's Wikipedia article (CC BY-SA 4.0).