Karel Hoffmann
... that Czech violinist Karel Hoffmann was the only permanent member of the Bohemian Quartet throughout its 42-year existence?
... that <a class="mw-redirect" href="./Czech_people" id="mwA90" rel="mw:WikiLink" title="Czech people">Czech</a> <a href="./Violin" id="mwA94" rel="mw:WikiLink" title="Violin">violinist</a> <b id="mwA98"><a href="./Karel_Hoffmann" id="mwA-A" rel="mw:WikiLink" title="Karel Hoffmann">Karel Hoffmann</a></b> was the only permanent member of the <a href="./Bohemian_Quartet" id="mwA-E" rel="mw:WikiLink" title="Bohemian Quartet">Bohemian Quartet</a> throughout its 42-year existence?