Possession:
Keepership of castle of Berwick
- From Source
-
1/6/260 (RRS, ii, no. 288)
- Firm date
- 2 December 1189 X 4 December 1214
- Probable date
- soon after 2/Dec/1189
- Dating Notes
- Quitclaim of Canterbury × death of King William; probably soon after return of Berwick Castle to King William