rev. struck en medaille, large 5, kookaburra flying right in front, date either side, AUSTRALIA above, edge plain, weight 32.2g., diameter 35mm., as struck, unique in gold " /> Australia, George V, unofficial square flan "pattern Crown or Five Shillings" dated 1920, struck in .916 (22ct) gold, struck to a matt proof finish, crowned and draped bust left, by Donald R Golder after Mackennal, GEORGIVS V D.G. BRITT:OMN:REX, <I>rev.</I> struck en medaille, large 5, kookaburra flying right in front, date either side, AUSTRALIA above, <I>edge</I> plain, weight 32.2g., diameter 35mm., <I>as struck, unique in gold</I> | Christie's