Referenced in:

• mss: 121.5 - Cambridge, Jesus College, 5 (Q. A. 5), flyleaves 4
• mss: 122 - Cambridge, Jesus College, 15 (Q. A. 15), fols. i-x and 1-10 (binding leaves) 13-14
• mss: 123 - Cambridge, Jesus College, 28 (Q. B. 11) 36-7