| GMD | Map |
| Classification | 5740s50.G8#135 1974 |
| Publisher | Southampton, Ordnance Survey, 1974 |
| Subject | Maps. -- Aberystwyth (Dyfed, Wales)Dyfed (Wales) Maps.Gwynedd (Wales) Maps.Powys (Wales) Maps. |
| Series | OS Langranger135 |
| Description | 1 map : col. ; 88 x 100 cm. |