The artist, Hoboken, New Jersey, and Albany, New York; his estate; (his estate sale, George A. Leavitt, New York, 7-8 December 1876, 1st day, no. 46);[1] David Johnson [1827-1908], New York; his widow, Marie Louise Johnson, Walden, New York; John W. Reid, Walden;[2] purchased 26 or 28 March 1917 by Thomas B. Clarke [1848 1931], New York;[3] his estate; sold as part of the Clarke collection 29 January 1936, through (M. Knoedler & Co., New York), to The A.W. Mellon Educational and Charitable Trust, Pittsburgh; gift 1947 to NGA. [1] A tattered label on the stretcher seems to be a clipping from the catalogue of this sale, showing the entry for no. 46, "Portrait of Wm. Mount." [2] An undated prospectus, signed by Charles X. Harris (in NGA curatorial files), conveys provenance information that Harris obtained from an interview with Marie Johnson. [3] The name J.W. Reid and the purchase date of 28 March are recorded in a copy of _Portraits by Early American Artists of the Seventeenth, Eighteenth, and Nineteenth Centuries Collected by Thomas B. Clarke_ (Exh. cat. Philadelphia Museum of Art, 1928) annotated with information from files of M. Knoedler & Co., NY (copy in NGA curatorial records and in NGA library). Harris' prospectus gives this purchase date as 26 March.