| 1 | Pigot & Co.'s Trade Directory for Northumberland. Published in 1822. |
| 2 | Directory of Durham and Northumberland, Wm. Parson & Wm. White, 1827. |
| 3 | Pigot & Co.'s Commercial Directory for Cumberland, Lancashire, Westmoreland. Published in 1828-9. |
| 4 | Pigot & Co.'s Commercial Directory of Durham, Northumberland and Yorkshire. Published in 1834. |
| 5 | Pigot & Co.'s Commercial Directory of Durham. Published in 1848. |
| 6 | Slater's Trade Directory of Northumberland. Published in 1848. |
| 7 | Ward's Northumberland and Durham Directory, 1850. |
| 8 | History, Topography, and Directory of Northumberland by William Whellan & Co. Published in 1855. |
| 9 | Post Office Directory of Northumberland and Durham, 1858. |
| 10 | Kelly's Directory of Durham, 1890. |
| 11 | History, Topography, and Directory of the County Palatine of Durham by Francis Whellan. Second edition published in 1894. |
| 12 | Mitchell's Directory of Newcastle & Gateshead, 1801. |