John Gay (1772). “Plays Written by Mr. John Gay: Viz. The Captives, ... The Beggar's Opera. Polly, ... Achilles, ... The Distress'd Wife, ... The Rehearsal at Gotham, ... To which is Prefixed An Account of the Life and Writings of the Author”, p.79
John Wesley (1871). “Wesley his own biographer, being illustrations of his character, labours, and achievements, from his own journals and letters [ed.] with an intr. by G.S. Rowe”, p.158