Berlin, Lithographie sur Arches, 2012, 65/50 cm Lithography on Arches paper, 2015, 65/50 cm Atelier Alain Hurstel Lithography on Arches paper, 2012, 56,5/76 cmLithographie, 2015 Humboldt Eiche, 2015, lithography 65/50 cmLithographie sur Arches, 2015, 65/50 cm Lithograph on Arches paper, 2015, 56/76 cm