Referenced in:

• st: 227 - Durham, Cathedral Library, B. II. 6 286
• st: 228 - Durham, Cathedral Library, B. II. 9 299
• st: 229 - Durham, Cathedral Library, B. II. 10, fols. 1-183 297-8, 300
• st: 235 - Durham, Cathedral Library, B. II. 21, fols. 9-158 299
• st: 236 - Durham, Cathedral Library, B. II. 22, fols. 27-231 298
• st: 239 - Durham, Cathedral Library, B. III. 1 298
• st: 241 - Durham, Cathedral Library, B. III. 10 299
• st: 245 - Durham, Cathedral Library, B. IV. 6, fol. 169* 298