LevelGroupDescriptionIncomplete set of 25" Second Edition O.S. Master Maps for the County of Carmarthenshire.Archive25' Second Edition O.S. Master MapsDateArchive Number6485013
LevelGroupDescriptionIncomplete set of 25" Second Edition O.S. Master Maps for the County of Caernarvonshire.Archive25' Second Edition O.S. Master MapsDateArchive Number6485011
LevelGroupDescriptionIncomplete set of 25" Second Edition O.S. Master Maps for the County of Anglesey.Archive25' Second Edition O.S. Master MapsDateArchive Number6485009
LevelGroupDescriptionIncomplete set of 25" Second Edition O.S. Master Maps for the County of Radnorshire.Archive25' Second Edition O.S. Master MapsDateArchive Number6485021
LevelGroupDescriptionIncomplete set of 25" Second Edition O.S. Master Maps for the County of Breconshire.Archive25' Second Edition O.S. Master MapsDateArchive Number6485010
LevelGroupDescriptionIncomplete set of 25" Second Edition O.S. Master Maps for the County of Denbighshire.Archive25' Second Edition O.S. Master MapsDateArchive Number6485014
LevelGroupDescriptionIncomplete set of 25" Second Edition O.S. Master Maps for the County of Monmouthshire.Archive25' Second Edition O.S. Master MapsDateArchive Number6485018
LevelGroupDescriptionIncomplete set of 25" Second Edition O.S. Master Maps for the County of Pembrokeshire.Archive25' Second Edition O.S. Master MapsDateArchive Number6485020
LevelGroupDescriptionIncomplete set (13 maps only) of 25" Second Edition O.S. Master Maps for the County of Meironethshire.Archive25' Second Edition O.S. Master MapsDateArchive Number6485017
LevelGroupDescriptionIncomplete set (2 maps only) of 25" Second Edition O.S. Master Maps for the County of Montgomeryshire.Archive25' Second Edition O.S. Master MapsDateArchive Number6485019
