This photo illustration shows the detail in Australia's state-of-the-art new 50 dollar banknote in Sydney on May 9, 2019. The notes were issued in October 2018. PETER PARKS/AFP/Getty Images ...

Since a 1995 redesign, Australia’s 50-dollar note features Indigenous writer and inventor David Unaipon on one side, and the country’s first female parliamentarian, Edith Cowan, on the other.