Wade Mainer
...that American musician Wade Mainer is credited with bridging the gap between old-time mountain music and Bluegrass?
...that American musician <b id="mwBgU"><a href="./Wade_Mainer" id="mwBgY" rel="mw:WikiLink" title="Wade Mainer">Wade Mainer</a></b> is credited with bridging the gap between old-time mountain music and <a href="./Bluegrass_music" id="mwBgc" rel="mw:WikiLink" title="Bluegrass music">Bluegrass</a>?