lower left in plate: Painted by I. Hoppner R. A. Portrait Painter to His Royal Highness the Prince of Wales; lower center in plate: DAUGHTERS OF SIR THOMAS...Publish'd March 1. 1797. by W. Ward, Delancey Place, Hampstead Road.; lower right in plate: Engraved by W. Ward; by later hand, lower center in graphite: P. 11430 G838 ii/iv 7 125 ii or iv/iv? PLL/CLB; by later hand, lower left verso in graphite: 548 x 452 / 580 x 453 pl. p 11.430 p 2L CLB
Christopher Lennox-Boyd; (C. G. Boerner Limited, New York); purchased 2001 by NGA.
- Smith, John Chaloner. British mezzotinto portraits, being a descriptive catalogue of these engravings from the introduction of the art to the early part of the present century. 4 vols. London: Henry Sotheran and Co., 1884.
- Russell, Charles Edward. English Mezzotint Portraits and Their States. 2 vols. London: Halton and Truscott Smith, Ltd., 1926.