1 Penny - George V (Kookaburra Pattern - Type 4a)

The 1919 Kookaburra penny was produced as a pattern piece by the Melbourne Mint during a period when the Australian government was considering a unique domestic design for its coinage. Following the success of the Australian shilling and florin designs, officials explored replacing the traditional British imperial imagery on the penny with motifs reflecting the Australian landscape. The series was designed by W.H.R. Allen, who sought to incorporate iconic native fauna, placing the kookaburra on the reverse of the coin as a symbol of the continent's distinct natural identity.

The Type 4a variant represents one of the final iterations of these experimental patterns. Despite the artistic appeal of the design, the patterns were never officially adopted for general circulation, largely due to concerns regarding the cost of minting and the logistical challenges of deviating from the standard British design specifications of the time. Consequently, these pieces remain highly sought-after rarities among numismatists, serving as a tangible record of a moment when the Commonwealth sought to assert its own numismatic independence.