Referenced in:

• mss: 442.3 - London, British Library, Harley 5977, no. 62
• mss: 442.4 - London, British Library, Harley 5977, no. 64
• ed: 524 - London, Westminster Abbey Library, 36, nos. 17-19 [with London, BL, Add. 62104; London, BL, Harley 5977, no. 59; Lincoln, Cathedral Library, V.5.11 (ptd book), flyleaves; Oxford, BodL, Lat. liturg. e. 38, fols. 7, 8, 13 and 14; and (possibly) London, BL, Add. 79528 + London, Private Collector, s.n.] 230 [Harley 5977, no. 59]