Psalter, known as the 'St Omer Psalter', begun in c. 1330-c. 1340 for a member of St Omer family of Mulbarton, Norfolk, but left unfinished. The calendar and large portions of the text are 15th-century additions (ff. 1r-6v, 95r-103v, 128r-153v, 168r-173r). This later work was probably completed ...