Australasian Post's 1968 flag proposal for Australia.
<a href="//commons.wikimedia.org/wiki/User:Germenfer" title="User:Germenfer">Germenfer</a>
2021-06-06
<span class="int-own-work" lang="en">Own work</span>, from <a rel="nofollow" class="external text" href="https://www.flagsaustralia.com.au/designsnewflag.html">flagsaustralia.com.au</a>.