Giovanni Francesco Grimaldi, called Il Bolognese (1606-1680) The Fierce Bull. Etching. 340 x 246. Bartsch 39; Bellini 41. Beautiful proof on laid paper, carefully washed. Vertical drying fold in the middle, with a small fracture at the foot (reinforced by a small piece of adhesive on the reverse). Short tear at right, similarly restored. Margin threads.