Referenced in:

• mss: 304 - London, British Library, Arundel 60
• st: 378 - London, British Library, Cotton Tiberius C. vi (the ‘Tiberius Psalter’)
• mss: 407 - London, British Library, Cotton Vitellius E. xviii
• mss: 499 - London, British Library, Stowe 2
• st: 740 - Salisbury, Cathedral Library, 150, fols. 1-151