Logo von <a href="https://de.wikipedia.org/wiki/American_Bridge_Company" class="extiw" title="de:American Bridge Company">American Bridge Company</a>
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Webseite <a rel="nofollow" class="external text" href="http://www.americanbridge.net/">American Bridge Company</a>, Datei <a rel="nofollow" class="external free" href="http://www.ridc.org/images/pagecontent/american_bridge_logo.png">http://www.ridc.org/images/pagecontent/american_bridge_logo.png</a>