HANS BALDUNG GRIEN 1484 Schwäbisch Gmünd – Strasbourg 1545 The Witches (Witches’ Sabbath) 1510 (detail) chiaroscuro woodcut HANS BALDUNG GRIEN 1484 Schwäbisch Gmünd – Strasbourg 1545 The Witches (Witches’ Sabbath) 1510 (detail) chiaroscuro woodcut