Some old some more recent walking maps
Outdoor Leisure 5 - The English Lakes, North eastern area
Explorer 183 Chelmsford and the Rodings
Outdoor Leisure 29 Isle of Wight
Outdoor Leisure 1 Peak district
Outdoor Leisure 24 Peak district
Explorer 162 Greenwich and Gravesend
Landranger 154 Cambridge and Newmarket
Explorer 194 Hertford and Bishops Stortford
Landranger 89 West Cumbria
Explorer 195 Braintree and Saffron Walden
Explorer 174 Epping Forest and Lee Valley
Explorer OL 27 North York Moors
Explorer OL 26 North York Moors
Explorer 175 Southend on sea and Basildon

Collection of ordnance survey walking maps (Bathford)