Oregon state route marker drawn to the specifications set by the Oregon Department of Transportation
<a href="//commons.wikimedia.org/wiki/User:Fredddie" title="User:Fredddie">Fredddie</a>, originally by <a href="//commons.wikimedia.org/w/index.php?title=User:Northenglish&amp;action=edit&amp;redlink=1" class="new" title="User:Northenglish (page does not exist)">User:Northenglish</a> and <a href="//commons.wikimedia.org/w/index.php?title=User:Luokuo&amp;action=edit&amp;redlink=1" class="new" title="User:Luokuo (page does not exist)">User:Luokuo</a>
<span class="int-own-work" lang="en">Own work</span>, <a rel="nofollow" class="external text" href="ftp://ftp.odot.state.or.us/techserv/roadway/web_drawings/traffic/rev_09/tm212.pdf">Specifications</a>