2014 $1 Centenary of Military Aviation & Submarines PNCThis year marks two significant Australian military centenaries. On 1 March 1914 Bristol Military Biplane CFS 3 took the first military flight, at the Army flying field, Point Cook, Victoria. Australia subsequently became the only British dominion to establish a flying corps, the Australian Flying Corps (AFC), for service during World War I. Australia's first submarines, British built E class vessels known as HMAS AE1 and HMAS AE2, commissioned into