Pastels & metalpoints:

Gilding da Vinci's clouds, golden rays, liquid gold drawn with right hand 2005
goldpoint, charcoal pencil and white conté
28 x 22 cm

Betraying chalk for conté 2005
conté pencil and conté sticks with damp brush wash
21 x 16 cm

Surgery reattaching Ginevra de 'Benci's arms and hands 2005
graphite underdrawing, coloured pencil and conté on giclée
29.8 x 20.9 cm

Bisection of head, neck and thorax (both halves, viscera removed) 2001
pencil and conté
29.5 x 42 cm

Stephen with empty plate 1972 c.
pastel with gouache
48.6 x 63-63.5 cm (var.)