Williamson, Thomas (2002) Shrubland before Barry:a house and its landscape 1660-1880. In: East Anglia's History. Boydell Press, Woodbridge, pp. 189-212. ISBN 0 85115 878 1
Liddiard, Robert (2002) Anglo-Norman Castles. Boydell Press. ISBN 0851159044
Williamson, Tom (2002) The Transformation of Rural England: Farming and the Landscape, 1700-1870. Exeter University Press. ISBN 085989634X