Inscribed on mount in pencil, "Round Tower, Windsor Castle (Lady Burdett Coutts has a finished drawing of this)".
Pierpont Morgan Library. Review of Acquisitions, 1949-1968. New York : Pierpont Morgan Library, 1969, p. 169.
Adams, Frederick B., Jr. Fourteenth Annual Report to the Fellows of the Pierpont Morgan Library, 1965 & 1966. New York : Pierpont Morgan Library, 1967, p. 128.
Wellesley, Henry, 1791-1866, former owner.
Sandby, William, former owner.
Peake, G. J. A., former owner.
Peake, Hubert, former owner.
Josten, Peter W., 1922-2019, former owner.