( 1) Ordnance Survey Map (Scale / Date)
OS 6" 1903
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( 2) Hunter Archaeological Society transactions
(S O Addy) 1 - 1918 Page(s)359
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( 3) Victoria County History of Yorkshire
1912 2 Page(s)33
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( 4) Scheduled Monument Notification
Ancient Monuments of England & Wales 1961 113 (MOW)
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( 5) Field Investigators Comments
F1 RWE 02-APR-65
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(6) General reference
Clark G T, 1884. Medieval Military Architecture in England Vol 1 (25 plan)
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(7) Vertical aerial photograph reference number
NMR MAL/71024 0055 17-Apr-1971
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