I suggest that this logo qualifies for use under condition 3, ie it was demonstrably in use during WWII <a href="https://en.wikipedia.org/wiki/User:Folks_at_137" class="extiw" title="en:User:Folks at 137">Folks at 137</a> 06:05, 26 May 2007 (UTC) Bulls head.  <a href="https://en.wikipedia.org/wiki/79th_Armoured_Division_(United_Kingdom)" class="extiw" title="w:79th Armoured Division (United Kingdom)">79th Armoured Division (United Kingdom)</a>
Unknown author<span style="display: none;">Unknown author</span>
before 1945 <div style="display: none;">date QS:P,+1945-00-00T00:00:00Z/7,P1326,+1945-00-00T00:00:00Z/9</div>
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