Designer: obverse: Arnold Machin; reverse: Stuart Devlin
Reference: KM# 62
Diameter: 17.51 mm
Reverse In the central part of the reverse is a relief image of a feathertail glider. To the left of the marsupial's head is the numeral 1. Below the image are the designer's initials Stuart Devlin - 'SD'.
Obverse In the central part is the right-facing profile of Queen Elizabeth II of Great Britain wearing a crown. On the left side, following the curve of the coin's edge, is the monarch's name 'ELIZABETH II' in English. On the right is the name of the dominion 'AUSTRALIA' and the year of minting '1966'.