- 51/369/1-3
- This is clay drainage tile of the type used in subsoil drainage systems.
- الوصف الماديdrainage tile (3 parts): clay
- تاريخ أرشيفيMERL ‘Associated information’ form – 'Description of use to which it was put: Neg no 35/418 // temp cat form 11.6.73'