( 1) Ordnance Survey Map (Scale / Date)
OS 6" 1954.
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( 2) General reference
Prehistoric Cheshire 1940 p34 plan (W.J. Varley)
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( 3) General reference
Trans Lancashire Cheshire Antiq Soc 53 1938 14-24 plans, photos, figs.
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( 4) General reference
C W Phillips/31-DEC-1948/Ordnance Survey Archaeology Division Record 6" Map
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( 5) General reference
Neolithic Cultures of the British Isles 1954 p181 (Stuart Piggott)
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( 6) Field Investigators Comments
T P Waggot/01-MAY-1964/Ordnance Survey Archaeology Division Field Investigator
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(7) General reference
OS 1:10000 1976
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(8) General reference
English Heritage SAM Amendment 01-SEP-1993
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