Errata
| Page | 23, | note | 1, | date of St Ida in A. SS. Boll. should be Sept. 4 instead of June 20. |
| ″ | 26, | line | 7, | read tilth instead of silk. |
| ″ | 162, | ″ | 21, | read Martianus instead of Marianus. |
| ″ | 190, | ″ | 32, | read 1240 as the date of Jacobus di Vitriaco’s death. |
| ″ | 241, | ″ | 8, | read Bergen instead of Berg. |