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RAILBLOCK |
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| SN | Obstacles, often semi permanent, which are placed on railway lines to prevent the enemy from using them. Set up during the defence of Britain. |
| CL |
MILITARY DEFENCE AND FORTIFICATION |
| BT | ANTI INVASION DEFENCE SITE |
| RT |
ANTI TANK OBSTACLE
DEFENDED LOCALITY STOP LINE
|
|
RAILBLOCK |
|
| SN | Obstacles, often semi permanent, which are placed on railway lines to prevent the enemy from using them. Set up during the defence of Britain. |
| CL |
MILITARY DEFENCE AND FORTIFICATION |
| BT | ANTI TANK ISLAND |
|
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