Buffalo Trace
... that two-thirds of pioneers arriving in Indiana from Louisville] used the Buffalo Trace to settle the state?
... that two-thirds of pioneers arriving in <a href="./Indiana" id="mwEzY" rel="mw:WikiLink" title="Indiana">Indiana</a> from <a href="./Louisville,_Kentucky" id="mwEzc" rel="mw:WikiLink" title="Louisville, Kentucky">Louisville</a>] used the <b id="mwEzg"><a class="mw-redirect" href="./Buffalo_Trace_(road)" id="mwEzk" rel="mw:WikiLink" title="Buffalo Trace (road)">Buffalo Trace</a></b> to settle the state?