All changes to tower
| Date | Change | Source |
|---|---|---|
| 30 Mar 2023 | 1: diameter added, nominal amended | JT&Co foundry data 1924 via Chris Pickford #004805 |
| 28 Mar 2023 | 1: nominal, note added | Recorded by Andrew Aspland and analysed by Nick Bowden |
| Date | Change | Source |
|---|---|---|
| 30 Mar 2023 | 1: diameter added, nominal amended | JT&Co foundry data 1924 via Chris Pickford #004805 |
| 28 Mar 2023 | 1: nominal, note added | Recorded by Andrew Aspland and analysed by Nick Bowden |