- FondsSJCR - The Records of St John's College
- SubfondsSJES - Estates
- Series2 - Estates and manors
- Subseries16/BHB - Broomhall and appurtenances (Bray, Chawridge, Chobham, Egham, Windlesham, Winkfield, Windsor), Berkshire, Wiltshire and Surrey
- Sub-sub-series2 - Deeds: Broomhall and associated estates up to its acquisition by the College
- Sub-sub-sub-series2 - Ashridge, Wiltshire (enclave of Wiltshire in Berkshire)
- Item1 - Grant: Henry de Lacy, 5th Earl of Lincoln, and Margaret his wife, to Broomhall Priory, land in Ashridge
- Item2 - Confirmation by Edward I of grant by Henry de Lacy to Broomhall Priory