Robert Johnson's alleged death certificate

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<blockquote class="wp-embedded-content" data-secret="txbfsJOYlu"><a href="https://www.americanbluesscene.com/robert-johnson-death-certificate/">Robert Johnson&#039;s alleged death certificate</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.americanbluesscene.com/robert-johnson-death-certificate/embed/#?secret=txbfsJOYlu" width="600" height="400" title="&#8220;Robert Johnson&#039;s alleged death certificate&#8221; &#8212; American Blues Scene" data-secret="txbfsJOYlu" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
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