Referenced in:

• mss: 13.5 - Cambridge, University Library, Ii. 2. 1 47 [no. 44.16]
• st: 192 - Cambridge, Trinity College, O. 2. 51 (1155), pt. ii 54 [no. 53.7]
• mss: 321 - London, British Library, Cotton Cleopatra A. vi, fols. 2-53 115 [no. 100.98 (unreliable)]
• mss: 336 - London, British Library, Cotton Julius A. ii, fols. 10-135 115 [no. 149.100]
• st: 414 - London, British Library, Harley 107 336 [dialogue on declensions]
• st: 435 - London, British Library, Harley 3271 118 [no. 149.138]
• mss: 677.6 - Oxford, Merton College 309, fols. 114-201 197.1
• st: 713 - Salisbury, Cathedral Library, 88 231 [no. 248.1]
• st: 765 - Worcester, Cathedral Library, Q. 5 287-8 [Priscian