Regional Content
Northumberland

Remains of Military installations and Resistance
See Relics of War: A Guide to the 20th Century Military Remains in the Northumberland Landscape; Ian Hall; Wanney Books; ISBN 978 0 9927324 0 0 Most Secret: Uncovering the Story of Northumberland's Underground Resistance - the Auxiliary Units of WW2; Wanny Books; 2015; ISBN 978 0 9927324 9 3