U.S. Route 12
...that U.S. Route 12 was extended into Washington in 1967, taking over most of the routing of U.S. Route 410?
...that <b id="mwBFc"><a href="./U.S._Route_12_in_Washington" id="mwBFg" rel="mw:WikiLink" title="U.S. Route 12 in Washington">U.S. Route 12</a></b> was extended into <a class="mw-disambig" href="./Washington" id="mwBFk" rel="mw:WikiLink" title="Washington">Washington</a> in 1967, taking over most of the routing of <a href="./U.S._Route_410" id="mwBFo" rel="mw:WikiLink" title="U.S. Route 410">U.S. Route 410</a>?