| Technical drawing numbers | |
| S2990/1 | Record of amendments | 
| S2990/2 | Locking sketch circa 1913 | 
| S2990/3 | Mechanical locking table | 
| S2990/4 | Detection table | 
| S2990/5 | Electrical control table | 
| S2990/6 | Dog chart | 
| S2990/7 | Lever leads | 
| S2990/12 | Box diagram | 
| ‹‹UP Click below to move to adjacent box DOWN›› | ||
| Leaton | —— This box —— | Baschurch | 
No SRS diagram is available.
This page last updated on 12th October 2010.