George Agar-Ellis, 1st Baron Dover [1797-1833]; by descent to his granddaughter, the Hon. Lilah Agar-Ellis, later Lady Annaly [1862-1944], until c. 1922.[1] (M. Knoedler & Co., London and New York); sold January 1922 to Andrew W. Mellon, Pittsburgh and Washington, D.C.; gift to his daughter, Ailsa Mellon Bruce [1901-1969], New York, by 1937; bequest 1970 to NGA. [1] Lady Annaly was the daughter of George's son, Henry Agar-Ellis [d. 1866].