1217471 The Mystic Marriage of St Catherine, 1618 - 1619 (pen and brown ink with brown wash over indications in black chalk on white paper) by Guercino (Giovanni Francesco Barbieri) (1591-1666); 25.6x20.3 cm; Ashmolean Museum, University of Oxford, UK; (add.info.: Giovanni Francesco Barbieri, called Guercino height x width: sheet 25.6 x 20.3 cm pen and brown ink with brown wash over indications in black chalk on white paper); 穢 Ashmolean Museum ; Italian, out of copyright.