( 1) Ordnance Survey Map (Scale / Date)
OS 6" 1956
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( 2) The gentleman's magazine library
illust 2, 1821 Page(s)306
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( 3) Associated Architectural Societies' reports and papers [Lincoln, York, Northampton, Bedford, Worcester, Leicester and Sheffield ]
(F C Massingberd) 1857-8 Page(s)230-46
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( 4) General reference
Mackenzie, J D, 1897, Castles of England 1 Page(s)426-7
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( 5) M W Beresford and J K S St Joseph 1958 Medieval England : an aerial survey
Cambridge air surveys illus Page(s)138-40
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( 6) Ministry of Public Building and Works 1965 Ancient monuments in England and Wales : a list prepared by the Ministry of Public Building and Works, corrected to 31st December 1963
Page(s)64
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( 7) Aerial photograph
J K S St Joseph, J E 54, J E 62, Udtd
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( 8) Field Investigators Comments
F1 FRH 24-AUG-64
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( 9) Field Investigators Comments
F2 FDC 21-FEB-71
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(10) Medieval archaeology : journal of the Society for Medieval Archaeology
(P L Drewett and D J Freke) 18, 1974 Page(s)163-5
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(11) by H M Colvin, D R Ransome and John Summerson 1975 The history of the King's Works, volume 3 : 1485-1660 (part 1)
Page(s)234-7
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(12) Post-medieval archaeology : the journal of the Society for Post-Medieval Archaeology
(P Drewett) 10, 1976 Page(s)1-33
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(13) Royal Archaeological Institute The Archaeological Journal
(M W Thompson) 131, 1974 Page(s)314-7
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(14) RCHME/EH/HE Aerial Photographers comment
Dilwyn Jones/28-JAN-1997/RCHME: Lincolnshire NMP
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(15) List of Buildings of Special Architectural or Historic Interest
East Lindsey, 28-OCT-1987 1509 Page(s)7
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(16) by R Allen Brown 1989 Castles, conquest and charters : collected papers
Page(s)103
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(17) R Allen Brown, H M Colvin and A J Taylor 1963 The history of the King's Works, volume 2 : the Middle Ages
Page(s)571-2
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(18) English Heritage 2006 Heritage Unlocked: Guide to free sites in the Midlands
Page(s)28-29
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(19) World Wide Web page
Friends of Bolingbroke Castle 2011 'Bolingbroke Castle' http://community.lincolnshire.gov.uk/BolingbrokeCastle/ [Accessed 15-MAR-2011]
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