Harlech (Map) OS Explorer 07/24/2026 Title: Harlech. Series: OS Explorer. Format: Map. Release Year: 2019. Condition: New. Subtitle: Porthmadog & Bala / Y Bala. Genre: Sports & Hobbies. Country/Region of Manufacture: GB.
OL18 Harlech Porthmadog Bala Ordnance Survey Explorer Map OL 18 – 17 07/22/2026 Author:Ordnance Survey. Publisher:Ordnance Survey. Book Binding:Sheet map, folded. Product Details Number of Pages.
