| Technical drawing numbers | |
| S3275/1 | Record of amendments |
| S3275/2 | Locking sketch circa 1913 |
| S3275/3 | Mechanical locking table |
| S3275/4 | Detection table |
| S3275/5 | Electrical control table |
| S3275/6 | Dog chart |
| S3275/7 | Lever leads |
| S3275/12 | Box diagram |
| ‹‹UP Click below to move to adjacent box DOWN›› | ||
| Llanuwchllyn | —— This box —— | Drws-y-Nant |
No SRS diagram is available.
This page last updated on 12th October 2010.