( 1) Ordnance Survey Map (Scale / Date)
OS 6" 1913
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( 2) Ordnance Survey Archaeology Division Object Name Book reference
ONB 1892 31
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( 3) Annotated Record Map
Corr 6" (R H Hayes Feb 1959).
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( 4) General reference
Denny, H. 1865. Proc Geol & Poly Soc of West Riding, p499
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( 5) Field Investigators Comments
F1 ISS 06-JAN-76
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(6) Vertical aerial photograph reference number
NMR RAF/540/572 4195 30-JUL-1951
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