Electronic Gneuss-Lapidge Content decrees of the Councils of Chelsea (816) and Hertford (672 = Bede, Historia ecclesiastica IV.5) Name decrees of the Councils of Chelsea (816) and Hertford (672 = Bede, Historia ecclesiastica IV.5) Contained in: 383 - London, British Library, Cotton Vespasian A. xiv, fols. 114-79 (‘Letter-book of Archbishop Wulfstan’)