Ordnance Survey maps

I have ten ordnance survey maps all showing signs of age but most are in not to bad a condition for age they consist of:

• llandrindod wales - war office 1931 -main map is fine, some damage to borders.
• shrewsbury and welshpool - war office 1942 - main map is fine, some damage to borders.
• abergavenny - war office 1940 - main map is fine, some damage to borders.
• carmarthen - war office 1940 - main map is fine, some damage to borders.
• shrewsbury - no date, sheet 118.
• llanidloes - war office 1940.
• barmouth and aberystwyth - damaged - large corner missing.
• lampeter - war office 1932 - stains on map.
• hereford presented to the amalgamation of the counties hereford and worcester 1974 - damaged, ripped corner.
• hereford presented to the amalgamation of the counties hereford and worcester 1974 - some slight stains.