Enid Szánthó
... that Enid Szánthó, a leading contralto of the Vienna State Opera, appeared as Erda in Wagner's Ring cycle at the Bayreuth Festival in 1930, but was no longer invited by 1938?
... that <b id="mwCl4"><a href="./Enid_Szánthó" id="mwCl8" rel="mw:WikiLink" title="Enid Szánthó">Enid Szánthó</a></b>, a leading <a href="./Contralto" id="mwCmA" rel="mw:WikiLink" title="Contralto">contralto</a> of the <a href="./Vienna_State_Opera" id="mwCmE" rel="mw:WikiLink" title="Vienna State Opera">Vienna State Opera</a>, appeared as Erda in Wagner's <a href="./Der_Ring_des_Nibelungen" id="mwCmI" rel="mw:WikiLink" title="Der Ring des Nibelungen"><i id="mwCmM">Ring</i> cycle</a> at the <a href="./Bayreuth_Festival" id="mwCmQ" rel="mw:WikiLink" title="Bayreuth Festival">Bayreuth Festival</a> in 1930, but was no longer invited by 1938?