Book: Smith, John Chaloner. 1884 British Mezzotinto Portraits; Being a Descriptive Catalogue of These Engravings from the Introduction of the Art to the early part of the present century. 2. 461-940.
• See p.645, no.1Book: Hamilton, Edward. 1884 The Engraved Works of Sir Joshua Reynolds.
• p. 78Book: The British Museum, et al. Catalogue of Engraved British Portraits Preserved in the Department of Prints and Drawings.
• p. 45