| Date | Short Summary | Primary | Witnesses |
|---|---|---|---|
| 11 Sept. 1222 X 24 Mar. 1239 | Constitution of chapter of Caithness | yes | Chapter of Caithness |
| 22 Sept. 1275 | Agreement between Archibald, bishop of Caithness, and William, earl of Sutherland | yes | |
| 22 Sept. 1275 | * Grant (concedo, agreement) of lands in Sutherland (named) | yes |