Australia $20 banknote, 1991

The 1991 Twenty Dollar banknote is Red and yellow (with orange backset) in colour and features Sir Charles Kingsford Smith on the front with the signatures of the Governor of the Reserve Bank and Secretary of the Treasury. 
The denomination ‘TWENTY DOLLARS’ is printed vertically on the left and the serial number beneath.

The reverse features Lawrence Hargrave, with ‘AUSTRALIA’ printed at the top on both sides.