( 1) Ordnance Survey Map (Scale / Date)
OS 6" 1954
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( 2) General reference
T Lancs & Ches AS 24 1906 116-7 plan (G Roeder)
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( 3) General reference
OS Map Index of S Brit in the Iron Age
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( 4) General reference
Pre-hist Ches 1940 Schedule V (W J Varley & J W Jackson)
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( 5) Field Investigators Comments
F1 JHW 25-JUN-64
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( 6) General reference
T Lancs & Ches As 72 1962 20-1 plan (J F Johnston)
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( 7) Field Investigators Comments
F2 ASP 12-MAR-76
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( 8) General reference
BAR 20 pt2 Later Prehist from Trent-Tyne 1975, 47 (A J Challis & DW Harding)
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( 9) Field Investigators Comments
F3 WRWN 25-FEB-87
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(10) by A H A Hogg 1979 British hillforts : an index
BAR British series1 (1974) - Page(s)154
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(11) General reference
English Heritage Scheduling Amendment 3/8/95
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