Ryskamp, Charles, ed. Eighteenth Report to the Fellows of the Pierpont Morgan Library, 1975-1977. New York : Pierpont Morgan Library, 1978, p. 278-279.
The volume in which the design appears engraved, in reverse, contains "The Beggar's Opera", "Polly", and "Achilles" by John Gay, "the Gentle Shepherd" by Allan Ramsay, and "Comus" by John Milton.
Ryskamp, Charles, former owner.