Plot 30a is part of the following land areas:
| Wednesday 20 October 1395 | Earls Colne Rental | 43600868 |
| Tuesday 16 May 1497 | Earls Colne Manor Court Rolls | 59601180 |
| Tuesday 1 June 1512 | Earls Colne Manor Court Rolls | 60600431 |
| Tuesday 17 May 1513 | Earls Colne Manor Court Rolls | 60700221 |
| Tuesday 29 May 1520 | Earls Colne Manor Court Rolls | 61400310 |
| Tuesday 18 May 1529 | Earls Colne Manor Court Rolls | 62300391 |
| 1533 | Earls Colne Rental | 44000839 |
| Tuesday 3 June 1533 | Earls Colne Manor Court Rolls | 62700161 62700342 |
| Tuesday 6 June 1536 | Earls Colne Manor Court Rolls | 63000139 |
| Friday 1 November 1549 | Earls Colne Rental | 44101145 44101195 |
| Tuesday 27 May 1561 | Earls Colne Manor Court Rolls | 65301767 |
| Monday 11 April 1575 | Earls Colne Manor Court Rolls | 65901284 65901319 |
| Friday 23 September 1580 | Earls Colne Manor Court Rolls | 66200986 |
| Friday 23 December 1584 | Earls Colne Rental | 44300796 |
| Thursday 18 September 1589 | Earls Colne Rental | 44402181 |
| 1598 | Terrier to accompany Map of Earls Colne and Colne Priory Manors | 44602646 |
| Monday 1 September 1600 | Earls Colne Manor Court Rolls | 67201252 |
| March 1615 | Earls Colne and Colne Priory rental | 22201493 |
| January 1630 | Earls Colne and Colne Priory rental | 22301724 |
| 1633 | Earls Colne Manor: Fine Book | 24002710 |
| Wednesday 16 October 1633 | Earls Colne Manor Court Rolls | 38401678 |
| September 1638 | Earls Colne and Colne Priory rental | 22401587 |
| 1650 | Earls Colne Manor: Fine Book | 24100925 |
| Tuesday 15 January 1650 | Earls Colne Manor Court Rolls | 38902070 |
| Tuesday 23 July 1650 | Earls Colne Manor Court Rolls | 39000528 |
| 1659 | Earls Colne Manor: Fine Book | 24102142 |
| Wednesday 19 October 1659 | Earls Colne Manor Court Rolls | 39301657 39301699 |
| 1670 | Earls Colne Manor: Fine Book | 24200815 |
| Tuesday 19 March 1678 | Earls Colne and Colne Priory rental | 22502331 |
| 1694 | Earls Colne Manor: Fine Book | 24301106 |
| Wednesday 28 March 1694 | Earls Colne Manor Court Rolls | 40300181 |
| 1725 | Earls Colne Manor: Fine Book | 24401697 |
| Friday 9 April 1725 | Earls Colne Manor Court Rolls | 41600200 |
| Tuesday 15 May 1750 | Earls Colne Manor Court Rolls | 42900207 |
| 1838 | Earls Colne Tithe Award | 90000165 |
| Monday 30 March 1851 | Earls Colne Census 1851 | 92000995 92001000 92001005 92001010 92001015 92001020 92001025 92001030 |
| 1854 | Rental of the Manors of Earls Colne and Colne Priory | 80000080 |