Charles, Duke of Richmond &c. 1778 [graphic]Watson, James, 1740-1790, printmakerpublish'd according to act of Parliament, Decr. 21st, 1778.eng"Portrait seated in profile to left reading book within rectangular frame, wearing dark coat, ruffles and his hair tied with ribbon, tree behind."--British Museum online catalogueTitle engraved below image.State from: Smith, J.C. British mezzotinto portraits.Scratched-letter state; plate was later reworked and republished by W. Dickinson and T. Watson on 21 December 1782, with the text below image reengraved and expanded. Cf. British Museum online catalogue, registration no.: 1950,0520.259.Sheet trimmed to plate mark.Mounted on page 168 of Horace Walpole's extra-illustrated copy of his: A description of the villa of Mr. Horace Walpole. Strawberry Hill : Printed by Thomas Kirgate, 1784. See Hazen, A.T. Bibliography of the Strawberry Hill Press (1973 ed.), no. 30, copy 12.