Sign of King <a href="https://en.wikipedia.org/wiki/Sancho_VII_of_Navarre" class="extiw" title="en:Sancho VII of Navarre">Sancho VII of Navarre</a> Commonly known as "<i><a href="https://en.wikipedia.org/wiki/Arrano_beltza" class="extiw" title="en:Arrano beltza">Arrano Beltza</a></i>"  (The Black Eagle Emblem).
<a href="//commons.wikimedia.org/wiki/User:Heralder" title="User:Heralder">Heralder</a> Elements of <a href="//commons.wikimedia.org/wiki/File:Arrano_Beltza.svg" title="File:Arrano Beltza.svg">File:Arrano Beltza.svg</a>
CC BY 3.0
<ul><li>Menéndez Pidal, Faustino (2004). <i>El Escudo de España</i>. Madrid, Real Academia Matritense de Heráldica y Genealogía. <a href="//commons.wikimedia.org/wiki/Special:BookSources/84-88833-02-4" title="Special:BookSources/84-88833-02-4">ISBN 84-88833-02-4</a></li>
<li>Eagle design <a href="//commons.wikimedia.org/wiki/File:AntsoVIIArrano.JPG" title="File:AntsoVIIArrano.JPG">File:AntsoVIIArrano.JPG</a></li></ul>