Referenced in:

• mss: 195 - Cambridge, Trinity College, O. 4. 10 (1241) 259
• st: 373 - London, British Library, Cotton Tiberius B. v, fols. 2-73, 77-85 265
• st: 533 - Oxford, Bodleian Library, Auctarium F. 1. 15 (S.C. 2455), fols. 1-77 259, 269