Formation patch of the Headquarters of the 9th Australian Division
svg <span class="int-own-work" lang="en">Own work</span>
Devised by the Australian Army and first used in 1940. Taken from Johnston, M. The Australian Army in WW2, Osprey, Elite 153, <a href="//commons.wikimedia.org/wiki/Special:BookSources/9781846031236" title="Special:BookSources/9781846031236">ISBN 9781846031236</a>