The GOS Ordnance Survey Landranger Map Sheet 145 for Cardigan & Mynydd Preseli is a 2002 publication from Ordnance Survey, a renowned map publisher in Great Britain. This English language map covers the region of Wales and is in the format of a sheet map. It falls under the Landranger series, providing detailed and accurate cartographic information for outdoor enthusiasts and travellers. This map was manufactured in the United Kingdom and offers geographical information for navigation and exploration purposes.