Protection of Signal Boxes - Ipswich District
- part of archive:
- Civil Defence Archive for British Railways Eastern Region
- British Rail: Eastern Region
Plans of signal boxes from the Ipswich District showing alterations to withstand attack. File list includes signal boxes at: Bury St Edmunds, Chelmsford, Clacton on Sea, Colchester, Felixstowe, Harwich, Hythe, Ipswich, Manningtree Junction, Marks Tey, Parkeston and Witham.