( 1) Ordnance Survey Map (Scale / Date)
OS 6" map 1923
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( 2) General reference
DOE (IAM) AMs of England Record Form 5 April 1976
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( 3) Transactions of the Architectural and Archaeological Society of Durham and Northumberland
Trans Architect Archaeol Soc Durham Northumberland New Ser 4 1977 31-33 (JL Drury) 4 Page(s)31-3
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( 4) Field Investigators Comments
ISSainsbury/10-OCT-1979/OS Archaeology Division Field Investigator
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(5) Field Investigators Comments
Mark Bowden/04-SEPT-1991/RCHME: Durham SAMs Project
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(6) English Heritage 1995 County list of Scheduled Monuments : March 1994
English Heritage SAM List Durham March 1994 12 Page(s)12
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(7) 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)139
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