Decatron control circuit
<ul><li><a href="//commons.wikimedia.org/wiki/File:Deca1.png" title="File:Deca1.png">Deca1.png</a>: Antonio Pedreira</li>
<li>derivative work: <a href="//commons.wikimedia.org/w/index.php?title=User:RJB1&amp;action=edit&amp;redlink=1" class="new" title="User:RJB1 (page does not exist)">RJB1</a> (<a href="//commons.wikimedia.org/wiki/User_talk:RJB1" title="User talk:RJB1"><span class="signature-talk">talk</span></a>)</li></ul>
2011-03-25 11:30
<ul><li><a href="//commons.wikimedia.org/wiki/File:Deca1.png" title="File:Deca1.png">Deca1.png</a></li></ul>