Thesaurus Term/Concept: CONE
| Identifier | 123433 |
|---|---|
| Class | DEFENCE OF BRITAIN |
| Status | Preferred |
| Index? | Yes |
| Scope Note | Cones of solid concrete usually 3 feet 6 inches in diameter x 2 feet high which, when placed in rows or groups were intended to form a substantial barrier to enemy armoured divisions in the event of invasion. |