Pastels and metalpoints:

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

Black velvet (JAAS) 1961
charcoal and white chalk
52.3 x 39–38.6 cm (var. right side)