Radio astronomy in Australia (1958)
An explanation of how a radio telescope works, and how two or more radio aerials may be linked together as an "interferometer" to pinpoint more precisely the area from which radio signals are coming.
The Mallee Fowl (1957)
An account of the nesting habits of the Mallee Fowl (Leipoa ocellata) a member of the Megapodiidae family of mound builders.
The Mutton Birds of Bass Strait (1956)
The Mutton Bird (Puffinus tenuirostris) has been the basis of a successful, if little-known, Tasmanian industry for more than a century. Each year millions of fledglings are harvested for their carcasses and oil.
An animated film explaining the complex cell division in which the chromosome number is halved, preceding the formation of egg cells and sperm in animals and the higher plants.