( 1) Ordnance Survey Map (Scale / Date)
OS 6" map 1923
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( 2) edited by William Page 1905 The Victoria history of the county of Durham, volume one
The Victoria history of the counties of England Page(s)357
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( 3) General reference
Surtees R 1823 History of Durham Vol 3 pp1-4
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( 4) edited by William Page 1928 The Victoria history of the county of Durham, volume three
The Victoria history of the counties of England M Curtis Page(s)204
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( 4a) General reference
Boldon Book (Surtees Soc) 12 51
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( 4b) General reference
Feod Prior Dunelm 250 301
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( 4c) General reference
Hist Dunelm Script Tres (Surtees Soc) (119)
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( 4d) General reference
Close 1649 Pt 12 No 15
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( 4e) General reference
Reg Palat Dunelm (Rolls Ser) i 480
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( 5) Proceedings of the Society of Antiquaries of Newcastle upon Tyne
10, 1901 Page(s)89-90
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( 6) Field Investigators Comments
F1 EG/29-JUL-1954/OS Archaeology Division Field Investigator
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( 6a) Ordnance Survey Map (Scale / Date)
OS 25" map 1939
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( 7) Field Investigators Comments
F2 FDColquhoun/20-JUN-1959/OS Archaeology Division Field Investigator
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( 8) Field Investigators Comments
F3 ISSainsbury/18-JUN-1980/OS Archaeology Division Field Investigator
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( 9) Field Investigators Comments
Mark Bowden/15-AUG-1991/RCHME: Durham SAMs Project
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(10) 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)134
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(11) Vertical aerial photograph reference number
RAF 106G/UK/1038 5080 27-NOV-1945
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