Chalk
25.7 cm - 18.4 cm (10.12 in - 7.24 in)
Pen and ink
29.7 cm - 103.4 cm (11.69 in - 40.71 in)
Chalk with stumping, pen and black ink, grey wash
28.8 cm - 49.4 cm (11.34 in - 19.45 in)
Oil on canvas
112 cm - 154 cm (44.09 in - 60.63 in)