Many classic County histories are now accessible in digital format from Google Books or Internet Archive. Although research has moved on over the centuries since they were published, they are still valuable resources. But do remember that not everything in them is accurate. For example, some statements about Morden in fact refer to Steeple Morden in Cambridgeshire, not Morden, Surrey.
Medieval Morden: The Manorial Economy
Peter Hopkins began his studies of Medieval Morden more than 20 years ago, by copying, transcribing and translating any and every medieval record relating to Morden that he could find.
The Life of Guy of Merton
The first parallel edition and translation of the contemporary account of the life of Guy of Merton, one of the earliest canons of Merton and later founding prior of first Taunton and then Bodmin, together with an introductory essay.