1973: The First DN World Championship

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<blockquote class="wp-embedded-content" data-secret="ZAKcI8lJIb"><a href="https://www.idniyra.org/2022/09/02/1973-the-first-dn-world-championship/">1973: The First DN World Championship</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.idniyra.org/2022/09/02/1973-the-first-dn-world-championship/embed/#?secret=ZAKcI8lJIb" width="600" height="400" title="&#8220;1973: The First DN World Championship&#8221; &#8212; DN North America" data-secret="ZAKcI8lJIb" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
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