Harry Kauper George Towns built the first portable radio for the Rev. John Flynn. Powered by a generator driven by the rear wheel of Flynn's truck, it worked well but Flynn wanted a radio which did not rely on a fuel supply: in 1926 Kauper introduced Flynn to Alfred Traeger who developed the pedal wireless which was to be used by the Flying Doctor Service of Australia. In June 1926 Kauper became the chief engineer of 5CL, Adelaide (Central Broadcasters Ltd). When 5CL was taken over by the National Broadcasting Service in January 1930 he became chief engineer for 5AD (The Advertiser
Australian Inland Mission Hospital, Birdsville Brisbane and filmed by Fox Movietone for the documentary "Diamantina Drama". The hospital served as a health facility for 52 years. The place has a special association with the life or work of a particular person, group or organisation of importance in Queensland's history. The former AIM Hospital, Birdsville has a special association with the Presbyterian Church's Australian Inland Mission founded by the Rev. Dr John Flynn, which has made an important contribution to the development of medical and community services to inland Queensland since 1923. For 52 years this hospital provided medical services to remote Queensland communities in conjunction