( 1) Ordnance Survey Map (Scale / Date)
OS 1:10 000 1975
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( 2) edited by H Arthur Doubleday and William Page 1904 The Victoria History of the county of Bedford, volume one
The Victoria history of the counties of England Page(s)300-1
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( 3) by Beauchamp Wadmore 1920 The earthworks of Bedfordshire
Page(s)173-5
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( 4) Bedfordshire magazine
(J F Dyer) 8, 1961-3 Page(s)350
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( 5) by Nikolaus Pevsner 1968 Bedfordshire and the County of Huntingdon and Peterborough
The Buildings of England Page(s)153
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( 6) by Department of the Environment, Ancient Monuments and Historic Buildings London 1978 List of ancient monuments in England: Volume 1, Northern England; Volume 2, Southern England; Volume 3, East Anglia and the Midlands
DOE (IAM) List Anc Mons 3 1978 8 3 Page(s)8
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( 7) Field Investigators Comments
F1 ASP 13-MAY-69
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(8) by David J Cathcart King 1983 Castellarium anglicanum : an index and bibliography of the castles in England, Wales and the islands. Volume I : Anglesey - Montgomery
Page(s)6
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