David Kitching's Website on limekilns in the UK, including annotated photographs of the Hoffman limekilns at Llanymynech and Minera
Packet - Boat 'Duchess Countess Project'
Shropshire County Council: Countryside Development
Archenfield Archeology Survey of Llanymynech Heritage Area
Humanities at NEWI, University of Wales college in Wrexham. The college offers BA honours degrees in History, and a two-year part-time MA in Local History