Flag of the city of <a href="https://en.wikipedia.org/wiki/Aarau" class="extiw" title="en:Aarau">Aarau</a>, <a href="https://en.wikipedia.org/wiki/Aargau" class="extiw" title="en:Aargau">Canton of Aargau</a>, <a href="https://de.wikipedia.org/wiki/Switzerland" class="extiw" title="de:Switzerland">Switzerland</a>
<div style="display:inline-block;padding:0 3px;background-color:#CCF">Original:</div> <div style="display:inline-block;padding:3px 0;">Unknown author</div> <div style="display:inline-block;padding:0 3px;background-color:#CCF">Vector: </div> <div style="display:inline-block;"><a href="https://de.wikipedia.org/wiki/Staatsarchiv_Aargau" class="extiw" title="de:Staatsarchiv Aargau">Staatsarchiv Aargau</a></div>
<cite class="book" style="font-style:normal">Galliker, Joseph Melchior (2004)      <i> Gemeindewappen Kanton Aargau</i>, <a href="https://de.wikipedia.org/wiki/Buchs_AG" class="extiw" title="de:Buchs AG">Buchs</a>:  Lehrmittelverlag des Kantons Aargau  <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/978-3-906738-07-9" title="Special:BookSources/978-3-906738-07-9">978-3-906738-07-9</a>. </small></cite>