20. The Lovers' Whirlwind, Francesca da Rimini and Paolo Malatesta 1824-27 Pen and ink and watercolour, 374 x 530 mm City Museum and Art Gallery, Birm

19.Los 1804-20 Etching with pen, watercolour and gold, 146 x 222 mm Yale Center for British Art, New Haven

18.Hecate or the Three Fates c. 1795 Pen and ink with watercolour, 430 580 mm Tate Gallery, London

17.Serena 1790 Stipple engraving British Museum, London

16.Experiment with the Air Pump 1769 Mezzotint, 483 x 586 mm The Hermitage, St. Petersburg

15.The Gardener c. 1600 Engraving, 321 x 203 mm Museo Civici d'Arte e Storia, Bres

14.Two Children with a Cat - Engraving Rijksmuseum, Amsterdam