Niccolini family, Casa Niccolini, Florence, by 1677;[1] sold after 1772 to Johann Joseph Zoffany [d. 1810]; sold c. 1775 to George Nassau Clavering-Cowper, 3rd Earl Cowper [d. 1789], Panshanger, Hertford, England; by inheritance to George Augustus Clavering-Cowper, 4th Earl Cowper [d. 1799], Panshanger; by inheritance to Peter Leopold Louis Francis Nassau Clavering-Cowper, 5th Earl Cowper [d. 1837], Panshanger; by inheritance to George Augustus Frederick Cowper, 6th Earl Cowper [d. 1856], Panshanger; by inheritance to Francis Thomas De Grey Cowper, 7th Earl Cowper and 7th Baron Lucas [d. 1905], Panshanger and Wrest Park, Bedford, England; by inheritance to his widow, Katrine Cecilia Compton Cowper, Countess Cowper [d. 1913], Panshanger; by inheritance to Lady Ethel Desborough, granddaughter of the 6th Earl, Panshanger; sold 1928 to (Duveen Brothers, Inc., London, New York, and Paris);[2] sold November 1928 to Andrew W. Mellon, Pittsburgh and Washington, D.C.; deeded 30 December 1930 to The A.W. Mellon Educational and Charitable Trust, Pittsburgh;[3] gift 1937 to NGA. [1] Francesco Bocchi and Giovanni Cinelli, _Le Belezze della Citte di Firenze_, Florence, 1677: 408. [2] According to Fern Rusk Shapley, _Catalogue of the Italian Paintings_, 2 vols., Washington, D.C., 1979: 1:389-391. [3] Dates of Mellon acquisition and deed to Mellon Trust are according to David Finley's notebook donated to the National Gallery of Art in 1977, now in the Gallery Archives.