Date of Issue : 18 May 2004
Postmark : Canberra ACT 2600
Denomination : 5 x 50c
Stamp Size : 37.5 mm x 26 mm
Paper : Tullis Russell
Printing Process : Lithography
Over the last century, there have been many Australian innovations in different fields of endeavour. This stamp issue features some of these innovations, which may not be Australia's best known innovations, but are definitely part of everyday life around the world. The innovations featured are black box flight recorder (1961), ultrasound imaging (1976), racecam TV sport coverage (1979), baby safety capsule (1984) and polymer banknotes (1988).