St. Clair Bayfield is best known as the manager of an American socialite who was ranked as what by Stephen Pile?
St. Clair Bayfield: St. Clair Bayfield (August 2, 1875 – May 19, 1967) was an English stage actor, best known as the long-term companion and manager of amateur operatic soprano Florence Foster Jenkins. Florence Foster Jenkins:  The historian Stephen Pile ranked her "the world's worst opera singer".
i don't know