Track to the 2nd corner from the right, narrow icon
<ul><li>The original uploader was <a href="//commons.wikimedia.org/wiki/User:Tuvalkin" title="User:Tuvalkin">Tuvalkin</a> at <a href="//commons.wikimedia.org/wiki/Main_Page" title="Main Page"> Wikimedia Commons</a>.</li>
<li><a href="//commons.wikimedia.org/wiki/User:YLSS" title="User:YLSS">YLSS</a></li></ul>
20 September 2012 (original upload date)
<span class="int-own-work" lang="en">Own work</span>