Plot 320 is part of the following land areas:
| 1598 | Terrier to accompany Map of Earls Colne and Colne Priory Manors | 44600542 44600548 44600636 44600642 |
| Thursday 3 February 1743 | Maps | 90100020 |
| 1806 | Maps | 90200005 |
| 1838 | Earls Colne Tithe Award | 90000015 |
| 1854 | Rental of the Manors of Earls Colne and Colne Priory | 80000225 |