(1) General reference
David Clarke/11-APR-1992/FSG,RCHME:Holderness Survey
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(1a) General reference
Wood, D. 1992, Attack Warning Red: The Royal Observer Corps and the defence of Britain 1925-1992, pg. 321, Carmichael and Sweet
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(3) Externally held archive reference
Gazetteer Reference RO46, Yorkshire and Lincolnshire Rapid Coastal Zone Assessment
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(2) Migrated Defence of Britain Project database record originally compiled from various sources
The two databases developed by the Project can be searched on-line through the Archaeology Data Service at http://ads.ahds.ac.uk/catalogue/specColl/dob/index.cfm
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