71st Fighter Squadron emblem
<a href="https://en.wikipedia.org/wiki/United_States_Army_Institute_of_Heraldry" class="extiw" title="en:United States Army Institute of Heraldry">en:United States Army Institute of Heraldry</a>
2017-09-18
<cite class="book" style="font-style:normal" id="Reference-Watkins-2009">Watkins, Robert A. (2009)      <i> Insignia and Aircraft Markings of the U.S. Army Air Force In World War II</i>, Volume IV, European-African-Middle Eastern Theater of Operations, Atglen,PA:  Shiffer Publishing, Ltd.  <small><a href="https://en.wikipedia.org/wiki/International_Standard_Book_Number" class="extiw" title="en:International Standard Book Number">ISBN</a>:  <a href="//commons.wikimedia.org/wiki/Special:BookSources/978-0-7643-3401-6" title="Special:BookSources/978-0-7643-3401-6">978-0-7643-3401-6</a>. </small></cite> and <a rel="nofollow" class="external free" href="http://www.americanairmuseum.com/unit/226edited">http://www.americanairmuseum.com/unit/226edited</a> with Microsoft Paint