( 1) Ordnance Survey Map (Scale / Date)
OS 25" map, 1930
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( 2) edited by William Page 1923 The Victoria history of the county of York, North Riding, volume two
The Victoria history of the counties of England Page(s)134
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( 3) Field Investigators Comments
Field Investigator, ECW, 01-AUG-1967
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( 4) Field Investigators Comments
Field Investigator, SA, 01-DEC-1977
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(5) General reference
Ann Carter/06-DEC-1993/RCHME: Howardian Hills Project
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(6) Scheduled Monument Notification
English Heritage, SAM List, North Yorkshire, March 1994, p 39
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(7) Large Scale / Small Scale Map Revisers Comment
OS Small Scales Reviser Oct 1996
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(8) Scheduled Monument Notification
Schedule amendment 14-JUL-2000
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