The Bristol Type 171 Sycamore is an early helicopter developed and built by the helicopter division of the Bristol Aeroplane Company. The name refers to the seeds of the sycamore tree, Acer pseudoplatanus, which fall with a rotating motion. It has the distinction of being the first British helicopter to receive a certificate of airworthiness, as well as being the first British-designed helicopter to be introduced by and to serve with the Royal Air Force (RAF).

Ansett Australia was a major Australian airline group, based in Melbourne, Victoria. The airline flew domestically within Australia and from the 1990s to destinations in Asia. After operating for 65 years, the airline was placed into administration in 2001 following a financial collapse and subsequent organised liquidation in 2002, subject to deed of company arrangement. The last flight touched down on 5 March 2002.