30th September is the feast of St Jerome, Doctor of the Church. Here he is holding the Psalter in his left hand #StJerome St. Gallen, Stiftsbibliothek, Cod. Sang. 22; Psalterium aureum of St. Gall; c.883-888 and c.890-900; Soissons? or St. Gall; p.14 (e-codices.ch/en/list/one/...)