Henri Guérard (1846-1897) Auroch attacked by a snake, after a bronze by Barye. 1889. Dry point and roller. 238 x 160. Bertin 582. Meeting of 3 tests of the 5th and last state on laid, 2 annotated and signed in pencil, also stamped (Lugt 1557). Oxidation at the edges of two sheets. All margins.