Marie-Louise Gilles
... that mezzo-soprano Marie-Louise Gilles appeared in trousers roles in Wiesbaden and as a valkyrie in Bayreuth?
... that mezzo-soprano <b id="mwCBc"><a href="./Marie-Louise_Gilles" id="mwCBg" rel="mw:WikiLink" title="Marie-Louise Gilles">Marie-Louise Gilles</a></b> appeared in trousers roles in <a href="./Hessisches_Staatstheater_Wiesbaden" id="mwCBk" rel="mw:WikiLink" title="Hessisches Staatstheater Wiesbaden">Wiesbaden</a> and as a valkyrie in <a href="./Bayreuth_Festival" id="mwCBo" rel="mw:WikiLink" title="Bayreuth Festival">Bayreuth</a>?