|Technical drawing numbers|
|S61/1||Record of amendments|
|S61/2||Hand-drawn box diagram|
|S61/3||Mechanical locking table|
|S61/5||Electrical control table|
|‹‹UP Click below to move to adjacent box DOWN››|
|Northolt||—— This box ——||Northolt Jc West|
The diagram below is a low-resolution version to indicate the content: a full-resolution 'pdf' file will be published on a CD-ROM entitled 'Great Western Railway Signal Box Diagrams - Section A'. For availability and ordering information, click on the image below.
This page last updated on 5th February 2010.