This drawing is based on stacked cubes, I had been intending to draw the cube structure in red but I like it better with all reference to the cubes omitted.
Watercolour paper and black ink 40×40 cm
Chinese ink, paynes grey and white chalk 35x35cm
Paynes Grey watercolour with crayon on watercolour paper 20x40cm
Chinese ink, silver liquid pen and white crayon on watercolour paper 16x16cm
Chinese in, conte and crayon 16x16cm