The ensign/flag of Habsburg Austria from 1685 to 1740
<a href="//commons.wikimedia.org/wiki/User:NeoGranadine" title="User:NeoGranadine">NeoGranadine</a>
2021-11-13
<span class="int-own-work" lang="en">Own work</span>, based on <a rel="nofollow" class="external free" href="https://www.crwflags.com/fotw/flags/ah~1600.html">https://www.crwflags.com/fotw/flags/ah~1600.html</a>