light unused track, corner 34 quadrants
<ul><li><a href="//commons.wikimedia.org/w/index.php?title=File:BSicon_u%C3%9CWc234.svg&amp;action=edit&amp;redlink=1" class="new" title="File:BSicon uÜWc234.svg (page does not exist)">BSicon uSTRc234.svg</a>: *<a href="//commons.wikimedia.org/w/index.php?title=File:BSicon_%C3%9CWc2.svg&amp;action=edit&amp;redlink=1" class="new" title="File:BSicon ÜWc2.svg (page does not exist)">BSicon ÜWc2.svg</a>: <a href="https://de.wikipedia.org/wiki/Benutzer:axpde" class="extiw" title="de:Benutzer:axpde">axpde</a></li></ul><p>derivative work: <a href="//commons.wikimedia.org/wiki/User:Tuvalkin" title="User:Tuvalkin">Tuvalkin</a>
</p>
<ul><li>derivative work: <a href="//commons.wikimedia.org/wiki/User:Tuvalkin" title="User:Tuvalkin">Tuvalkin</a></li></ul>
2012-07-27
Own work based on: <a href="//commons.wikimedia.org/wiki/File:BSicon_uSTRc234.svg" title="File:BSicon uSTRc234.svg">BSicon uSTRc234.svg</a>: <a href="//commons.wikimedia.org/wiki/File:BSicon_uSTRc234.svg" class="image"><img alt="BSicon uSTRc234.svg" src="https://upload.wikimedia.org/wikipedia/commons/thumb/8/87/BSicon_uSTRc234.svg/50px-BSicon_uSTRc234.svg.png" decoding="async" width="50" height="50" srcset="https://upload.wikimedia.org/wikipedia/commons/thumb/8/87/BSicon_uSTRc234.svg/75px-BSicon_uSTRc234.svg.png 1.5x, https://upload.wikimedia.org/wikipedia/commons/thumb/8/87/BSicon_uSTRc234.svg/100px-BSicon_uSTRc234.svg.png 2x" data-file-width="500" data-file-height="500"></a>