The plays of John Gay - Gay, John, 1685-1732.; Johnson, Samuel, 1709-1784. (London : Chapman & Dodd, 1923)
I. The life of John Gay, by Dr. Samuel Johnson. Bibliography of Gay's plays. The Mohocks. The what d'ye call it. The captives. The beggar's opera.--II. Polly. The airs of the music. Achilles. The distress'd wife. The rehearsal at Goatham.
"Polly: the airs of the music": vol. II, p. [81]-154.