90 degree junction
<a href="//commons.wikimedia.org/wiki/User:DavidCane" title="User:DavidCane">DavidCane</a> and <a href="//commons.wikimedia.org/wiki/User:Mahir256" title="User:Mahir256">mahir256</a>
2014-03-03 21:03:07
<a href="//commons.wikimedia.org/wiki/File:BSicon_tABZql.svg" title="File:BSicon tABZql.svg">File:BSicon tABZql.svg</a>