Inscribed on verso in pen and brown ink in an old hand, "W.B.I."
Ryskamp, Charles, ed. Eighteenth Report to the Fellows of the Pierpont Morgan Library, 1975-1977. New York : Pierpont Morgan Library, 1978, p. 285-286.
Baskett, John, former owner.
Ingram, Bruce S., Sir., former owner.
Sonnenberg, Benjamin, 1901-1978, donor.