Ordnance Survey
OS Map of Lake Vyrnwy & Llanfyllin: Explorer 239 - Weatherproof Active
Map of Lake Vyrnwy & Llanfyllin - OS Explorer Map 239 (Tanat Valley)
Standard Publication Date: 16/09/2015
Weatherproof Publication Date: 16/09/2015
Weatherproof 'Active' maps add a laminate finish. They are water and damage resistant, and can be used with whiteboard pens.