( 1) Ordnance Survey Map (Scale / Date)
OS 6" 1964
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( 2) Royal Commission on Historical Monuments, England 1931 An inventory of the historical monuments in Herefordshire. Volume I: south-west
1931 Page(s)67-8
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( 3) Field Investigators Comments
F1 RWE 05-MAY-67
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( 4) Woolhope Naturalists' Field Club : transactions
(M Thomas) 44 - 1982-4 Page(s)134
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