Cosway R.A., Richard (1742 - 1821)
Portrait of Sarah Ley (b.c.1771), Mrs Richard Tickell from 1789. Pencil and watercolour. Engraved 1791 by Jean Conde (1765-1794). Exhibited: The Royal Academy, 'Winter Exhibition', 1954-55, no.504; The National Portrait Gallery, 'The Masque of Beauty', 1972, no.56. 9x5.5 inches. Framed: 19x14.5 inches.

£4,000