Portrait of Edward, Lord Clinton. Black and coloured chalks, silverpoint, pen and Indian ink on pink-primed paper, 22.3 × 14.7 cm, Royal Collection, Windsor Castle. The drawing has been retouched by other hands More
Coloured chalks with white chalk heightening, brush and ink on pink-primed paper. According to art historian Susan Forster, the drawing contains passages of fine as well as of inferior work, for example in th More