Pencil (left) and pencil crayon (right) sketches.

On the left, threads sewn on to cloth.

In the middle, a triptych style; pen and ink on the left panel, pencil crayon in the middle panel, and on the right panel, wax over oil pastels with scratched lines to reveal colours.

On the right, the original of Henri Rousseau's 'Tiger in a Tropical Storm, Suprised' (1891), from which these were reproduced/inspired.